PRODUCTS

E444 SUCROSE ACETATE ISOBUTYRATE

E444 Sucrose acetate isobutyrate is also used in energy and electrolyte drinks.
E444 Sucrose acetate isobutyrate can also be found in a variety of alcoholic beverages, including malt drinks and bottled mixed drinks.
E444 Sucrose acetate isobutyrate is commonly used as food additives such as stabilizers, weighting agents; means for preventing turbidity of the soft drink, to prevent the phenomenon of precipitation in the drink, or separation of its components.

CAS Number: 126-13-6
EC Number: 204-771-6
Molecular Formula: C40H62O19
Molecular Weight: 846.917 g·mol−1

SYNONYMS:
Sucrose Acetate Isobutyrate, SAIB, Sucrose Diacetate Hexaisobutyrate, Sucrose Acetoisobutyrate, Sucrose Acetate Isobutanoate, Acetic and Isobutyric Acid Ester of Sucrose, Food Additive E444, Beverage Weighting Agent SAIB, Ester Gum Alternative SAIB, Highly Esterified Sucrose, Sucrose Mixed Acetate Isobutyrate Ester, 1-O-Acetyl-3,4,6-tris-O-[(2-methylpropanoyl)oxy]-β-D-fructofuranosyl α-D-glucopyranoside 6-acetate 2,3,4-tris(2-methylpropanoate), Systematic IUPAC name: (2R,3R,4S,5R,6R)-2-[(Acetyloxy)methyl]-6-{[(2S,3S,4R,5R)-2-[(acetyloxy)methyl]-3,4-bis[(2-methylpropanoyl)oxy]-5-{[(2-methylpropanoyl)oxy]methyl}oxolan-2-yl]oxy}oxane-3,4,5-triyl tris(2-methylpropanoate), Sucrose acetoisobutyrate, Sucrose diacetate hexaisobutyrate, HSDB 5657, AI3-25354, E444, acetyl-1,3,4-tris-O-(2-methyl-1-oxopropyl)-beta-D-fructofuranosyl alpha-D-glucopyranoside 6-acetate 2,3,4-tris(2-methylpropanoate), 6-O- acetyl-1,3,4-tris-O-(2-methyl-1-oxopropyl)-β-D-fructofuranosyl a-D-glucopyranoside 6-acetate 2,3,4-tris(2-methylpropanoate), 1-O- acetyl-3,4,6-tri-O-isobutyryl-b-D-fructofuranosyl 6-O-acetyl-2,3,4-tri-O-isobutyryl-a-D-glucopyranoside, [(2S,3S,4R,5R)-2-( acetyloxymethyl)-2-[(2R,3R,4S,5R,6R)-6-(acetyloxymethyl)-3,4,5-tris(2-methylpropanoyloxy)oxan-2-yl]oxy-4-(2-methylpropanoyloxy)-5-(2-methylpropanoyloxymethyl)ox, iso butyric acid hexaester with sucrose diacetate, iso butyric acid, hexaester with sucrose diacetate, a-D- glucopyranoside, 1-O-acetyl-3,4,6-tris-O-(2-methyl-1-oxopropyl)-β-D-fructofuranosyl, 6-acetate 2,3,4-tris(2-methylpropanoate), 2- methylpropanoic acid [(2R,3R,4S,5S)-5-(acetyloxymethyl)-5-[[(2R,3R,4S,5R,6R)-6-(acetyloxymethyl)-3,4,5-tris(2-methyl-1-oxopropoxy)-2-oxanyl]oxy]-3,4-bis(2-methy, saccharose acetate isobutyrate, SAIB, sucrose 6,6'-acetate hexaisobutyrate, sucrose acetate iso butyrate, sucrose acetate isobutyrate 90% in ethyl acetate, sucrose acetate isobutyrate 90% in ethyl alcohol, sucrose acetate isobutyrate food grade, sucrose acetate isobutyrate solution, sucrose acetoisobutyrate, sucrose di(acetate) hexaisobutyrate, sucrose diacetate hexaisobutyrate, sucrose, diacetate hexaisobutyrate, sustane SAIB MCT (sucrose acetate isobutyrate) food grade, SAIB, sucrose diacetate hexaisobutyrate, SAIB, Sucrose acetoisobutyrate, SAIB 100S, Sucrose, diacetate hexaisobutyrate, H5KI1C3YTV, Isobutyric acid, hexaester with sucrose diacetate, INS NO.444, INS-444, alpha-D-Glucopyranoside, 6-O-acetyl-1,3,4-tris-O-(2-methyl-1-oxopropyl)-beta-D-fructofuranosyl, 6-acetate 2,3,4-tris(2-methylpropanoate), ((2R,3R,4S,5S)-5-((acetyloxy)methyl)-5-(((2R,3R,4S,5R,6R)-6-((acetyloxy)methyl)-3,4,5-tris((2-methylpropanoyl)oxy)oxan-2-yl)oxy)-3,4-bis((2-methylpropanoyl)oxy)oxolan-2-yl)methyl 2-methylpropanoate, [(2R,3R,4S,5S)-5-[(acetyloxy)methyl]-5-{[(2R,3R,4S,5R,6R)-6-[(acetyloxy)methyl]-3,4,5-tris[(2-methylpropanoyl)oxy]oxan-2-yl]oxy}-3,4-bis[(2-methylpropanoyl)oxy]oxolan-2-yl]methyl 2-methylpropanoate, RefChem:186394, DTXCID709340, DTXSID5029340, 204-771-6, 126-13-6, DTXSID3027035, Saccharose acetate isobutyrate, Sucrose Acetate Isobutyrate, Sucrose di(acetate) hexaisobutyrate, E444, [(2R,3R,4S,5S)-5-(acetyloxymethyl)-5-[(2R,3R,4S,5R,6R)-6-(acetyloxymethyl)-3,4,5-tris(2-methylpropanoyloxy)oxan-2-yl]oxy-3,4-bis(2-methylpropanoyloxy)oxolan-2-yl]methyl 2-methylpropanoate, HSDB 5657, AI3-25354, EINECS 204-771-6, UNII-H5KI1C3YTV, sucrose acetate isobutylate, Sucrose acetate isobutanoate, SCHEMBL591902, CCRIS 8550, CHEBI:177717, Sucrose acetate 2-methylpropanoate, AKOS015896890, Sucrose diacetate hexaisobutyrate, 8CI, SUCROSE ACETATE ISOBUTYRATE [FCC], 6-O-Acetyl-1,3,4-tris-O-(2-methyl-1-oxopropyl)-beta-D-fructofuranosyl alpha-D-glucopyranoside 6-acetate 2,3,4-tris(2-methylpropanoate), SUCROSE ACETATE ISOBUTYRATE [HSDB], E-444, EC 204-771-6, Q410537, SUCROSE DIACETATE HEXAISOBUTYRATE [USP-RS], Isobutyric acid, hexaester with sucrose diacetate (8CI), 1-O-acetyl-3,4,6-tris-O-(2-methylpropanoyl)-beta-D-fructofuranosyl 6-O-acetyl-2,3,4-tris-O-(2-methylpropanoyl)-alpha-D-glucopyranoside, SAIB, [(2S , 3S , 4R , 5R ) -2-(Acetyloxymethyl)-2-[( 2R , 3R , 4S , 5R , 6R )-6-(acetyloxymethyl)-3,4,5-tris(2-methylpropanoyloxy)oxan-2-yl]oxy-4-(2-methylpropanoyloxy)-5-(2-methylpropanoyloxymethyl)oxolan-3-yl]-2-methylpropanoate ( IUPAC ), Sucrose acetate hexaisobutyrate, E 444 [ 1 ], SUCROSE ACETATE ISOBUTYRATE ( INCI ) [ 2 ], SAIB

E444 Sucrose acetate isobutyrate is an emulsifier and food additive with the E number 444.
E444 Sucrose acetate isobutyrate represents one of the most important ingredients in beverage and flavour formulations.
E444 Sucrose acetate isobutyrate is essential for developing stable, high-quality flavour systems, particularly in challenging applications such as citrus-flavoured beverages.

E444 Sucrose acetate isobutyrate features a sucrose backbone with acetate and isobutyrate groups attached to the hydroxyl positions.
E444 Sucrose acetate isobutyrate exhibits exceptional stability across a wide pH range and demonstrates remarkable resistance to hydrolysis under normal storage conditions.
E444 Sucrose acetate isobutyrate contributes significantly to its functionality as a weighting agent and stabilizer.

The primary application of E444 Sucrose acetate isobutyrate in flavour formulation centers on its role as a density adjustment agent in citrus and other essential oil-based flavouring systems.
When citrus oils are incorporated into aqueous beverages, their lower density relative to water causes them to separate and form an undesirable ring at the liquid surface.

E444 Sucrose acetate isobutyrate addresses this challenge by increasing the density of the oil phase to match that of the aqueous phase, thereby preventing separation and ensuring uniform flavour distribution throughout the product’s shelf life.
According to the U.S. Food and Drug Administration (FDA), E444 Sucrose acetate isobutyrate is approved to be used in the food, flavour, and fragrance industries.

E444 Sucrose acetate isobutyrate is a glycoside.
E444 Sucrose acetate isobutyrate is a mixed ester of sucrose with acetic and isobutyric acids, produced through the esterification of natural sucrose with acetic and isobutyric anhydrides, resulting in a viscous, odorless, and tasteless liquid primarily composed of sucrose diacetate hexaisobutyrate isomers.
E444 Sucrose acetate isobutyrate has the approximate molecular formula C40H62O19 and a molecular weight of 846.91 g/mol, with a CAS registry number of 27216-37-1 for the specified compound used in food applications.

As a food additive classified under INS 444 by the Joint FAO/WHO Expert Committee on Food Additives (JECFA), E444 Sucrose acetate isobutyrate functions as an adjuvant and emulsion stabilizer, particularly in citrus-flavored nonalcoholic beverages where it suspends flavor oils at levels not exceeding 300 mg/kg in the finished product, as regulated by the U.S. Food and Drug Administration (FDA) under 21 CFR 172.833.
E444 Sucrose acetate isobutyrate is also generally recognized as safe (GRAS) for use in stabilizing emulsions of flavoring oils in alcoholic beverages, such as cocktail mixers, beers, malt beverages, and wine coolers, based on scientific procedures demonstrating no significant health risks.

Beyond beverages, E444 Sucrose acetate isobutyrate serves as a biodegradable excipient in pharmaceutical formulations for controlled-release applications and as a modifier, plasticizer, and pigment dispersant in inks, coatings, and paper production due to its thermal stability, low volatility, and solubility in organic solvents.
E444 Sucrose acetate isobutyrate's specifications include a minimum purity of 98.8%, a saponification value of 524–540, an acid value of ≤0.20, and lead content ≤1.0 mg/kg, ensuring suitability for direct food contact.

E444 Sucrose acetate isobutyrate belongs to the category of emulsifiers and stabilizers.
By origin, E444 Sucrose acetate isobutyrate is a semi-synthetic compound.
E444 Sucrose acetate isobutyrate is produced from natural sucrose (sugar derived from beet or cane), which is chemically modified (esterified) by attaching residues of acetic and isobutyric acids.

The chemical formula of E444 Sucrose acetate isobutyrate is C40H62O19.
E444 Sucrose acetate isobutyrate is a clear or slightly yellowish viscous liquid with no pronounced odor.
E444 Sucrose acetate isobutyrate is practically insoluble in water but dissolves well in organic solvents and oils.

E444 Sucrose acetate isobutyrate is characterized by high stability to heat and changes in environmental acidity (pH).
For the food industry, E444 Sucrose acetate isobutyrate is obtained through the esterification reaction of sugar (sucrose) with acetic and isobutyric anhydrides in the presence of catalysts.
After the reaction, E444 Sucrose acetate isobutyrate is carefully purified by distillation and filtration to remove acid residues, resulting in a pure viscous substance.

E444 Sucrose acetate isobutyrate known as SAIB.
E444 Sucrose acetate isobutyrate has several commercial applications in the food and beverage, cosmetics and painting industries.
E444 Sucrose acetate isobutyrate is a weighting agent.

E444 Sucrose acetate isobutyrate has little to no effect on flavor, fragrance and color.
E444 Sucrose acetate isobutyrate is a clear liquid food additive that works as an emulsifier, meaning that it helps mix water and fat.
More specifically, E444 Sucrose acetate isobutyrate helps to distribute and suspend the flavor oils in the beverage.

E444 Sucrose acetate isobutyrate is formed by combining sucrose, which is sugar, with the chemical acetic anhydride and isobutyric anhydride.
E444 Sucrose acetate isobutyrate is a pale straw liquid, clear and free of sediment, with a mild odor, a bitter aftertaste when used in large quantities, insoluble in water, and soluble in most organic solvents.

E444 Sucrose acetate isobutyrate is a food additive with acidity regulating, stabilizing and emulsifying role, used in non-alcoholic flavored energy drinks, and in cloudy flavored alcoholic beverages with an alcohol content lower than 15%.
E444 Sucrose acetate isobutyrate is a chemical used as a food additive.
E444 Sucrose acetate isobutyrate is a colorless, viscous liquid with a faint odor that mixes well with water.

E444 Sucrose acetate isobutyrate is an ester of acetic acid and Sucrose acetate isobutyrate, which gives it unique properties related to the texture and stability of food products.
E444 Sucrose acetate isobutyrate, commonly known as SAIB, is a synthetic food additive used as an emulsifier and weighing agent in the food and beverage industry.
E444 Sucrose acetate isobutyrate is an ester of sucrose (table sugar) with acetic acid and isobutyric acid.

Due to its high density, E444 Sucrose acetate isobutyrate is particularly well suited for stabilizing flavor oils in beverages, ensuring they remain evenly distributed throughout the liquid.
E444 Sucrose acetate isobutyrate is a mixture of esterified products commercially produced by controlled esterification of sucrose with acetic acid anhydride and isobutyric anhydride.
E444 Sucrose acetate isobutyrate mainly consists of sucrose (acetate)2 (isobutyrate)6, also with a minor amount of sucrose (acetate)6 (isobutyrate)2.

E444 Sucrose acetate isobutyrate belongs to the category of sugar esters.
E444 Sucrose acetate isobutyrate is a pale straw-coloured viscous liquid.
E444 Sucrose acetate isobutyrate is insoluble in water, soluble in most organic solvents.
E444 Sucrose acetate isobutyrate is a synthetic food additive derived from common table sugar (sucrose).

USES and APPLICATIONS of E444 SUCROSE ACETATE ISOBUTYRATE:
Use in the food industry: E444 Sucrose acetate isobutyrate is used in the food industry in the production of these food products: marmalade, jelly, creams, puddings, ice cream, yogurt, chewing gum.
E444 Sucrose acetate isobutyrate plays an important role in maintaining the taste of the drink.
In some sports drinks, E444 Sucrose acetate isobutyrate has replaced brominated vegetable oil, which is a dietary supplement associated with side effects such as memory loss, skin lesions, and nerve damage, according to a 2011 article published in Scientific American.

E444 Sucrose acetate isobutyrate has the properties of lipids, can be used to control the density of the oil phase.
E444 Sucrose acetate isobutyrate has various physical and chemical properties.
E444 Sucrose acetate isobutyrate has a wide range of industrial applications: for the manufacture of transparent paper, improving its heat and light resistance, printing ability; in coatings and printing inks; in cosmetics, skin care products; in seasonings, means for fixing spices; in flame retardants; in pharmaceuticals.

The market for E444 Sucrose acetate isobutyrate is growing at a faster pace due to its wide range of uses in various coatings such as lipstick and lacquers, as it can create a higher VOC coating resulting in reduced solvent requirements.
E444 Sucrose acetate isobutyrate also makes the material more flexible and reduces the glass transition temperature of the film.

E444 Sucrose acetate isobutyrate has several commercial uses in the food, beverage, cosmetics, and painting industries.
E444 Sucrose acetate isobutyrate has been used in the food industry since the 1950s.
E444 Sucrose acetate isobutyrate also has applications in industries other than the food and beverage industry.

E444 Sucrose acetate isobutyrate can be used as a weighting and balancing agent in printing inks, lacquers and decorative coatings.
E444 Sucrose acetate isobutyrate has resistance to discoloration and is soluble in many substances.
In the cosmetics industry E444 Sucrose acetate isobutyrate is also used in formulations of many cosmetics and perfumes.

In cosmetics E444 Sucrose acetate isobutyrate helps provide resistance to oxidation caused by air and helps prevent the separation of ingredients from the formula.
E444 Sucrose acetate isobutyrate is primarily used in the beverage industry as a weighting agent for flavor emulsions.
In citrus-flavored soft drinks and energy drinks, flavor oils naturally tend to separate and float because their density is lower than water.
E444 Sucrose acetate isobutyrate increases the density of flavor oil phases, helping maintain stable and uniform emulsions throughout product shelf life.

E444 Sucrose acetate isobutyrate is commonly used in: citrus beverages, carbonated soft drinks, sports drinks, alcoholic beverages, flavored waters, energy drinks, fruit-flavored emulsions, beverage concentrates.
In beverage systems, E444 Sucrose acetate isobutyrate helps prevent: oil separation, flavor floating, ring formation at the bottle neck, emulsion instability, phase separation during storage.

E444 Sucrose acetate isobutyrate is frequently used together with gum stabilizers, modified starches, and emulsifiers to improve beverage appearance and flavor consistency.
Outside the food industry, E444 Sucrose acetate isobutyrate is used in coatings, inks, lacquers, cosmetics, adhesives, and plastics because of its viscosity-modifying and film-forming properties.

E444 Sucrose acetate isobutyrate can function as a plasticizer in specialty polymer systems and coating technologies.
In cosmetics and personal care formulations, E444 Sucrose acetate isobutyrate may be used in nail products, fragrance systems, and film-forming applications because of its hydrophobic stability and glossy appearance.
Pharmaceutical and industrial applications of E444 Sucrose acetate isobutyrate may include controlled-release coating systems, specialty encapsulation technologies, and hydrophobic carrier systems.

Uses of E444 Sucrose acetate isobutyrate: Citrus flavoured beverages
E444 Sucrose acetate isobutyrate is widely used in the food industry to give products a uniform structure and stability.
E444 Sucrose acetate isobutyrate was first used in the food industry in the mid-20th century to improve the texture and stability of beverages and desserts.
Over time, E444 Sucrose acetate isobutyrate's use expanded to other product categories where uniform mixing of ingredients without separation is required.

In the food industry, E444 Sucrose acetate isobutyrate is valued for its ability to improve texture, stabilize emulsions and as a carrier of flavors and aromas.
Thanks to these properties, E444 Sucrose acetate isobutyrate acetate is widely used in many product categories.
E444 Sucrose acetate isobutyrate acetate is used in a wide range of food products, including beverages, bakery products, candies, sauces, fruit preparations and dairy desserts.

E444 Sucrose acetate isobutyrate is used not only to improve the texture and stability of these products, but also as an agent to enhance their flavor appeal by better binding flavors.
E444 Sucrose acetate isobutyrate is primarily used as a density-adjusting agent for essential oils in beverages.

E444 Sucrose acetate isobutyrate prevents flavor oils from floating to the surface or sinking to the bottom, thereby maintaining a consistent appearance and flavor distribution in the drink.
E444 Sucrose acetate isobutyrate is used Flavored beverages and soft drinks, Fruit juice drinks with added flavoring, Sports drinks and energy drinks, Alcoholic mixed drinks and cocktail mixers.

E444 Sucrose acetate isobutyrate functions as an emulsifier and density-adjusting agent in the food and beverage industry, primarily used to stabilize citrus-flavored drinks and prevent the separation of flavoring oils from water.
E444 Sucrose acetate isobutyrate acts as a weighting agent that helps suspend oil-based flavor compounds in carbonated soft drinks, energy drinks, flavored waters, and cocktail mixers, serving as a replacement for brominated vegetable oil in many modern beverage formulations.

-Use of E444 Sucrose acetate isobutyrate as an additive in beverages:
Beverage manufacturers use E444 Sucrose acetate isobutyrate as an additive in non-alcoholic, carbonated and non-carbonated beverages.
According to “Analytical Methods of Food Additives”, E444 Sucrose acetate isobutyrate is used to stabilize the flavor of beverages, although the additive has no flavor by itself.
E444 Sucrose acetate isobutyrate also functions as a weighting or balancing agent in the emulsion by adding density to beverages, ranging from sodas to sports drinks or even in powdered drink mixes.
However, you will never find E444 Sucrose acetate isobutyrate as an additive used in alcoholic beverages.

IN FOOD AND BEVERAGES USE of E444 SUCROSE ACETATE ISOBUTYRATE:
E444 Sucrose acetate isobutyrate functions primarily as a weighting agent in non-alcoholic and alcoholic beverages, where it stabilizes oil-in-water emulsions containing flavoring oils and colors by preventing phase separation.
In non-alcoholic beverages, E444 Sucrose acetate isobutyrate is authorized as a stabilizer for emulsions of flavoring oils, while in alcoholic beverages such as cocktail mixers, beer, malt beverages, and wine coolers, it serves a similar role to maintain emulsion integrity.

The mechanism of E444 Sucrose acetate isobutyrate relies on its high density of approximately 1.146 g/cm³ at 25°C, which closely matches or adjusts the density of the oil phase (typically around 0.84–0.92 g/cm³ for flavor oils like orange oil) relative to the aqueous beverage phase (around 1.0–1.05 g/cm³), thereby suspending oil droplets and preventing creaming, ringing, or sedimentation without imparting any taste or odor.

E444 Sucrose acetate isobutyrate is typically used at concentrations up to 300 ppm in finished non-alcoholic beverages, with common oil-to-E444 Sucrose acetate isobutyrate ratios in emulsions ranging from 1:1 to 1:1.7 to achieve optimal stability.
In alcoholic beverages, usage levels are similarly limited to ensure safety and efficacy as an emulsion stabilizer.

Common applications include citrus-flavored soft drinks, sports drinks, and nutritional beverages, where E444 Sucrose acetate isobutyrate suspends essential oils and maintains visual clarity.
It is also employed as a replacement for brominated vegetable oil (BVO) in these products, providing comparable stabilization without the health concerns associated with BVO.

Additionally, E444 Sucrose acetate isobutyrate acts as an emulsifier in flavoring preparations, such as orange oil emulsions, and as a general stabilizer in soft drinks to support homogeneity in premixes and syrups.
The benefits of E444 Sucrose acetate isobutyrate in food and beverages include sustained clarity, uniform distribution of flavors and colors, and prevention of sedimentation, which collectively extend shelf life and improve product quality without altering sensory attributes.
E444 Sucrose acetate isobutyrate's food-grade purity and metabolizability to natural components like sucrose further support its role in maintaining beverage stability.

IN COSMETICS AND OTHER PRODUCTS USE of E444 SUCROSE ACETATE ISOBUTYRATE:
E444 Sucrose acetate isobutyrate serves as an emulsifier and stabilizer in various cosmetics, including color cosmetics, skin care products, hair care formulations, and fragrance fixatives, leveraging its compatibility with oils to enhance product stability and performance.
In color cosmetics such as lipsticks and nail polishes, E444 Sucrose acetate isobutyrate functions as a plasticizer, improving adhesion, flexibility, and transfer resistance while reducing issues like creeping or feathering in lip products at concentrations of 5–10 wt%.

For nail lacquers, E444 Sucrose acetate isobutyrate acts as a film former modifier, enhancing chip and scratch resistance, gloss, coverage, and pigment dispersion at 10–20 wt% based on total solids.
In skin care, E444 Sucrose acetate isobutyrate modifies viscosity in lotions and creams, contributing to smoother textures and water resistance for better application and durability.

E444 Sucrose acetate isobutyrate also appears in epilatories as a tackifier, providing low-odor adhesion properties.
For hair care products like shampoos and styling aids, E444 Sucrose acetate isobutyrate stabilizes formulations and promotes adhesion to hair, helping prevent tangling and improving overall product efficacy.

As a fragrance fixative in perfumes and essential oil blends, E444 Sucrose acetate isobutyrate slows evaporation rates through its hydrophobic nature, extending scent longevity and enhancing shelf life in oil-based compositions.
In pharmaceuticals, E444 Sucrose acetate isobutyrate is used as a biodegradable excipient in formulations for controlled-release drug delivery systems, taking advantage of its viscosity and biocompatibility.

Beyond cosmetics and pharmaceuticals, E444 Sucrose acetate isobutyrate finds use in other industries as a plasticizer in polymers, such as in printing inks for food packaging to improve adhesion, gloss, and heat resistance, and as a modifier-extender in cellulose-nitrate films to increase hardness.
E444 Sucrose acetate isobutyrate also acts as a weighting agent in non-food emulsions, aiding even distribution in oil-based systems.
These applications capitalize on E444 Sucrose acetate isobutyrate's oil solubility and density, which facilitate uniform incorporation and prevent separation in formulations

COMMERCIAL USE AND EVALUATIONS of E444 SUCROSE ACETATE ISOBUTYRATE:
E444 Sucrose acetate isobutyrate entered the commercial market in the mid-20th century, with initial use as a weighting agent in non-alcoholic beverages dating back to the 1960s in various countries.
By the 1990s, E444 Sucrose acetate isobutyrate expanded into the European market, where it was assigned the E number E444 and received an acceptable daily intake (ADI) of 10 mg/kg body weight from the European Communities in 1992, enabling its incorporation into flavored and alcoholic beverages at maximum permitted levels of 300 mg/L.

The 2000s saw further growth in non-beverage sectors, including cosmetics and flavorings, where SAIB's properties as a film-forming agent and plasticizer led to its inclusion in products like nail polishes (195 reported uses), lipsticks, and foundations, with concentrations up to 31% in eye shadows and 27% in lipsticks based on industry surveys.
Safety re-evaluations have consistently supported SAIB's profile.

The Joint FAO/WHO Expert Committee on Food Additives (JECFA) reviewed E444 Sucrose acetate isobutyratein 1993 and 1997, establishing an ADI of 20 mg/kg body weight per day based on a no-observed-adverse-effect level (NOAEL) of 2,000 mg/kg per day from rat studies, with a 100-fold safety factor.
In 2016, the European Food Safety Authority (EFSA) confirmed this ADI, concluding no genotoxicity concerns and safe use at reported levels across population groups, with exposures well below the threshold.

E444 SUCROSE ACETATE ISOBUTYRATE AND ITS FUNCTIONS IN FOOD:
As a food additive, E444 Sucrose acetate isobutyrate acetate has many functions.
Not only does E444 Sucrose acetate isobutyrate improve the consistency and stability of food products, but it can also affect their taste and aroma by better preserving and distributing flavors.
This is especially important in products where texture and flavor are key to consumer satisfaction.
E444 Sucrose acetate isobutyrate is therefore an indispensable ingredient in creating high-quality foods that meet the expectations of today’s consumers.

PROPERTIES of E444 SUCROSE ACETATE ISOBUTYRATE:
E444 Sucrose acetate isobutyrate acetate has several key properties that make it a valuable food additive.
First, E444 Sucrose acetate isobutyrate increases the stability of water-containing products, preventing them from delaminating.
Second, E444 Sucrose acetate isobutyrate improves the texture of foods, giving them the right viscosity and smoothness.
In addition, E444 Sucrose acetate isobutyrate can retain moisture in bakery products, which prolongs their freshness and prevents them from drying out.

CHEMISTRY of E444 SUCROSE ACETATE ISOBUTYRATE:
E444 Sucrose acetate isobutyrate can be prepared by esterification of sucrose with acetic and isobutyric anhydride.
Uses of E444 Sucrose acetate isobutyrate: Beverage emulsions - weighting agent, Color cosmetics and skin care, Flavorings (orange flavor), Fragrance fixative, Hair care, Horse styling products.
E444 Sucrose acetate isobutyrate is an approved food additive used as an emulsifier and stabilizer in flavored beverages and drinks.
E444 Sucrose acetate isobutyrate is an approved food additive used as an emulsifier and stabilizer in flavored beverages and drinks.

BENEFITS AND CHARACTERISTICS of E444 SUCROSE ACETATE ISOBUTYRATE:
One of the main advantages of E444 Sucrose acetate isobutyrate is its excellent ability to stabilize beverage emulsions.
E444 Sucrose acetate isobutyrate significantly improves the physical stability of flavor oil dispersions and helps maintain uniform product appearance over long storage periods.

Its high density makes E444 Sucrose acetate isobutyrate particularly effective as a weighting agent in citrus beverage emulsions.
This property helps match the density of flavor oils to the surrounding aqueous phase, minimizing separation and sedimentation problems.
E444 Sucrose acetate isobutyrate also provides excellent oxidative stability compared with some natural resin-based stabilizers.
E444 Sucrose acetate isobutyrate offers consistent quality, long shelf life, and reliable processing behavior in industrial beverage manufacturing.

Another important characteristic is E444 Sucrose acetate isobutyrate's low volatility and strong compatibility with hydrophobic flavor systems.
E444 Sucrose acetate isobutyrate does not easily evaporate or degrade under standard beverage-processing conditions.
Its film-forming capability and viscosity-enhancing behavior make E444 Sucrose acetate isobutyrate useful in coatings, specialty plastics, and industrial formulations requiring durable hydrophobic films.

CHEMICAL PROPERTIES of E444 SUCROSE ACETATE ISOBUTYRATE:
E444 Sucrose acetate isobutyrate is a viscous, colorless to slightly yellowish liquid with a high density (approximately 1.14 g/ml).
This elevated density makes E444 Sucrose acetate isobutyrate especially useful for matching the density of flavor oils to that of water, thus creating a stable emulsion.
E444 Sucrose acetate isobutyrate is not soluble in water but dissolves readily in various organic solvents.

E444 Sucrose acetate isobutyrate is a weight balancing agent and emulsifier commonly used as an additive in foods and beverages.
As a weighting agent, E444 Sucrose acetate isobutyrate adds a heavier consistency to substances.
As an emulsifier, E444 Sucrose acetate isobutyrate provides for the separation of ingredients.
E444 Sucrose acetate isobutyrate has varied commercial applications in the food and beverage, cosmetics and paint industries.

PRODUCTION of E444 SUCROSE ACETATE ISOBUTYRATE:
E444 Sucrose acetate isobutyrate is produced by controlled esterification of sucrose with acetic and isobutyric anhydrides.
In accordance with Commission Regulation (EC) No 231/201 and JECFA (2006) produced by esterification of food grade sucrose with acetic anhydride and isobutyric anhydride after distillation; the molar ratio of acetate to butyrate is about 2:6.

WHAT IS E444 SUCROSE ACETATE ISOBUTYRATE USED FOR?
Like the function of glycerol ester of wood rosin, the purpose of E444 Sucrose acetate isobutyrate is as a weighting agent to suspend flavors and oil-based ingredients in carbonated soft drinks, flavoured beverages, energy drinks, and flavoured water.
Also E444 Sucrose acetate isobutyrate can replace the uses of brominated vegetable oil in citrus-flavored beverages.

BENEFITS of E444 SUCROSE ACETATE ISOBUTYRATE:
E444 Sucrose acetate isobutyrate does not provide direct biological benefits to health because it is not a vitamin or mineral.
In the body, E444 Sucrose acetate isobutyrate undergoes hydrolysis under the action of enzymes (esterases) and is partially metabolized to form sucrose, acetic acid, and isobutyric acid, which are natural participants in metabolic processes.
A significant portion of E444 Sucrose acetate isobutyrate is excreted from the body naturally without accumulating in tissues.

According to toxicological studies, E444 Sucrose acetate isobutyrate does not exhibit genotoxic or mutagenic properties and is considered safe for humans when consumed in permitted amounts.
Experts of the European Food Safety Authority (EFSA), during a re-evaluation in 2016, confirmed the high safety profile of E444 Sucrose acetate isobutyrate.

SOLUBILITY of E444 SUCROSE ACETATE ISOBUTYRATE:
E444 Sucrose acetate isobutyrate is a highly soluble substance and will completely dissolve in most oils and fats.
However, E444 Sucrose acetate isobutyrate does not dissolve in water by itself.
When dissolved in most solvents, E444 Sucrose acetate isobutyrate does not change the chemical properties of other ingredients, except for consistency.
E444 Sucrose acetate isobutyrate has almost no effect on altering taste, color and fragrance.

CHARACTERISTICS of E444 SUCROSE ACETATE ISOBUTYRATE:
E444 Sucrose acetate isobutyrate is a weighting agent; a substance that affects density.
E444 Sucrose acetate isobutyrate "weights" flavors so that they do not float on the surface of the soft drink as oily droplets or cause milky cloudiness, but are instead distributed evenly throughout the liquid.
At the same time, E444 Sucrose acetate isobutyrate stabilizes the flavor, color, and cloudiness, if desired.
Unlike in the USA, where brominated vegetable oils (BVO) are used, E444 Sucrose acetate isobutyrateis the most common weighting agent in Europe.

USAGE of E444 SUCROSE ACETATE ISOBUTYRATE:
In Europe, according to Regulation (EC) No 1333/2008, the use of E444 Sucrose acetate isobutyrate is only permitted in non-alcoholic, flavored cloudy beverages and flavored cloudy spirits with an alcohol content of less than 15%.
The maximum permitted level of E444 Sucrose acetate isobutyrate is 300 mg/l.
The same maximum limit of E444 Sucrose acetate isobutyrate applies in Switzerland to table drinks, soft drinks, table water and table drinks containing dairy products according to Annex 7 of the Ordinance of the Federal Department of Home Affairs on Food Additives (Additives Ordinance).

SOURCE of E444 SUCROSE ACETATE ISOBUTYRATE:
E444 Sucrose acetate isobutyrate is produced through controlled esterification of sucrose—a natural sugar extracted from sugar cane or sugar beets—with acetic acid anhydride and isobutyric anhydride.
While the starting material (sucrose) is plant-based, E444 Sucrose acetate isobutyrate is created through chemical synthesis, making it a synthetic additive derived from natural plant sources.
The raw materials consist entirely of plant-derived sugar and chemically synthesized acids, with no animal-derived components involved in the production process.
E444 Sucrose acetate isobutyrate is completely dairy-free, contains no animal ingredients, and is suitable for vegan and vegetarian diets.

CHEMICAL PROPERTIES of E444 SUCROSE ACETATE ISOBUTYRATE:
STRUCTURE AND NOMENCLATURE
E444 Sucrose acetate isobutyrate is an organic compound derived from the disaccharide sucrose through esterification with acetic and isobutyric acids, resulting in a molecule with the empirical chemical formula C₄₀H₆₂O₁₉ and a molar mass of 846.92 g/mol.

This formula reflects the incorporation of two acetyl groups (from acetic acid) and six isobutyryl groups (from isobutyric acid) onto the sucrose backbone, rendering it highly lipophilic compared to the parent sugar.
E444 Sucrose acetate isobutyrate is known by several common names, including sucrose acetoisobutyrate and sucrose diacetate hexaisobutyrate, with the latter emphasizing the diacetate and hexaisobutyrate composition.

In regulatory contexts, particularly within the European Union, E444 Sucrose acetate isobutyrate is designated as the food additive E444.
The systematic IUPAC name, reflecting its carbohydrate-derived nature, is 1-O-acetyl-3,4,6-tris-O-[(2-methylpropanoyl)oxy]-β-D-fructofuranosyl α-D-glucopyranoside 6-acetate 2,3,4-tris(2-methylpropanoate).
This nomenclature specifies the stereochemistry and substitution pattern on the constituent monosaccharide units.

Structurally, E444 Sucrose acetate isobutyrate is based on sucrose, which consists of an α-D-glucopyranose unit glycosidically linked to a β-D-fructofuranose unit at their anomeric carbons (C1 of glucose to C2 of fructose).
Esterification occurs selectively at the eight available hydroxyl groups: the two acetate groups are positioned at C1 of the fructose unit and C6 of the glucose unit, while the six isobutyrate groups (2-methylpropanoate) are attached to C3, C4, and C6 of fructose, and C2, C3, and C4 of glucose.

This configuration can be visualized as the sucrose core with branched isobutyryl chains predominating on the ring positions and linear acetyl chains at the terminal sites, contributing to its emulsifying properties.
Although E444 Sucrose acetate isobutyrate is typically produced as a mixture of isomers, the described structure represents the predominant form used in applications.

PHYSICAL PROPERTIES of E444 SUCROSE ACETATE ISOBUTYRATE:
E444 Sucrose acetate isobutyrate appears as a colorless to faint yellow viscous liquid, often supplied commercially as a 90 wt.% solution in denatured ethanol to facilitate handling due to its high viscosity.
E444 Sucrose acetate isobutyrate is insoluble in water but exhibits good solubility in ethanol, vegetable oils, flavoring oils, animal fats, and most organic solvents, enabling its incorporation into oil-based formulations.
E444 Sucrose acetate isobutyrate demonstrates high thermal and hydrolytic stability, with less than 0.3% hydrolysis observed after four days in boiling water, and good color stability under heat and ultraviolet light; these attributes support its use in density matching for emulsions.

SYNTHESIS of E444 SUCROSE ACETATE ISOBUTYRATE:
E444 Sucrose acetate isobutyrate is produced through the esterification of food-grade sucrose with a mixture of acetic anhydride and isobutyric anhydride in a controlled molar ratio of approximately 2:6 (acetate to isobutyrate).
This reaction yields a mixture of esters, with the major component being sucrose diacetate hexaisobutyrate, though all 256 possible positional isomers are present due to the eight hydroxyl groups on sucrose.
The general reaction can be represented as:

Sucrose + 2(CH₃CO)₂O + 6[(CH₃)₂CHCO]₂O → E444 Sucrose acetate isobutyrate + byproducts (acetic acid and isobutyric acid)
The process typically employs a catalyst such as sulfuric acid, pyridine, or an organic base like sodium acetate to facilitate the esterification.
Reaction conditions involve elevated temperatures of 80–130 °C, preferably 95–120 °C, and durations of 0.5–3 hours under stirring to achieve the desired degree of substitution, averaging two acetate and six isobutyrate groups per sucrose molecule.

Following esterification, purification removes unreacted anhydrides, acetic acid, and isobutyric acid byproducts through underpressure distillation, often combined with decolorization using activated carbon or acidic white earth.
Subsequent washing with water (typically three times at 40–100 °C for 30 minutes each) eliminates residual acids and impurities, followed by drying at 50–120 °C to yield high-purity E444 Sucrose acetate isobutyrate suitable for food-grade applications.

Commercial production of E444 Sucrose acetate isobutyrate, as conducted by manufacturers like Eastman Chemical Company, utilizes batch or continuous processes adhering to specifications outlined in Commission Regulation (EU) No 231/2012 and JECFA monographs, ensuring consistency and compliance with food additive standards.
These methods prioritize controlled esterification to maintain the targeted ester distribution while minimizing side reactions.

IS E444 SUCROSE ACETATE ISOBUTYRATE SAFE?
Yes, E444 Sucrose acetate isobutyrate's safety used as a food additive has been approved by the U.S. Food and Drug Administration (FDA), European Food Safety Authority (EFSA), Joint FAO/WHO Expert Committee on Food Additives (JECFA), as well as other authorities.

MANUFACTURING PROCESS of E444 SUCROSE ACETATE ISOBUTYRATE:
The industrial synthesis of E444 Sucrose acetate isobutyrate represents a sophisticated application of carbohydrate chemistry, requiring precise control of multiple esterification reactions and careful management of process conditions to achieve cosmetic and food-grade product specifications.
The manufacturing process combines classical organic synthesis techniques with modern process engineering principles to produce a complex mixed ester system with consistent quality attributes and functional performance characteristics.

HISTORY of E444 SUCROSE ACETATE ISOBUTYRATE:
Development and early research
E444 Sucrose acetate isobutyrate (SAIB) was developed in the mid-1950s by researchers at Eastman Chemical Products, Inc., as part of efforts to create stable, non-toxic emulsifiers for carbonated beverages, addressing the limitations of synthetic weighting agents like brominated vegetable oil that posed potential health risks in soft drinks.
E444 Sucrose acetate isobutyrate emerged from explorations into sucrose esters, leveraging the sugar's multiple hydroxyl groups for esterification with acetic and isobutyric anhydrides to produce a high-viscosity liquid suitable for stabilizing flavor oil emulsions.

Commercial production of E444 Sucrose acetate isobutyrate commenced in April 1958 at Eastman's Kingsport, Tennessee plant, initially at a rate of 1,000 pounds per week, with plans to scale to millions of pounds annually as applications expanded.
Early synthesis efforts emphasized adjusting the ratio of acetate to isobutyrate esters to optimize physical properties, particularly density matching with citrus flavor oils (around 0.95–1.0 g/mL) to prevent creaming or separation in carbonated drinks under pressure and temperature variations.

The targeted composition, approximating sucrose diacetate hexaisobutyrate (two acetate and six isobutyrate groups), was achieved through controlled esterification, yielding a mixture where this isomer predominates for ideal solubility in oils and stability in aqueous systems.
This formulation provided a refractive index and specific gravity closely aligned with beverage essential oils, enhancing emulsion integrity without altering taste or appearance.

FUNDAMENTAL CHEMISTRY AND REACTION MECHANISMS
The synthesis of E444 Sucrose acetate isobutyrate proceeds through the esterification of sucrose hydroxyl groups with a mixture of acetic anhydride and isobutyric anhydride.
The reaction follows a nucleophilic acyl substitution mechanism, wherein the hydroxyl groups of sucrose attack the electrophilic carbonyl carbons of the anhydrides, forming tetrahedral intermediates that subsequently collapse to yield the ester products and carboxylic acid byproducts.

The overall transformation converts the eight available hydroxyl groups on E444 Sucrose acetate isobutyrate molecule into a statistical mixture of acetate and isobutyrate esters, with the final composition determined by the relative ratios of the anhydride reactants and reaction kinetics.
The reaction chemistry presents several notable challenges that influence process design decisions.
The differential reactivity of primary versus secondary hydroxyl groups on the sucrose molecule creates opportunities for regioselectivity but complicates efforts to achieve uniform esterification.

Primary hydroxyl groups at the C-6 and C-6′ positions typically exhibit higher reactivity than secondary hydroxyls, leading to preferential esterification at these sites during the initial stages of the reaction.
This reactivity difference necessitates careful optimization of reaction conditions to achieve the desired degree of substitution while minimizing the formation of partially esterified intermediates that could compromise product quality.
The choice of catalyst system significantly influences reaction kinetics and product distribution.

While uncatalyzed esterification proceeds at commercially viable rates at elevated temperatures, the addition of basic catalysts such as sodium acetate or potassium carbonate accelerates the reaction and improves selectivity.
Acidic catalysts, though kinetically favorable, risk glycosidic bond cleavage and sucrose degradation, particularly at the elevated temperatures required for managing the high viscosity of the reaction mixture.

PHYSICAL and CHEMICAL PROPERTIES of E444 SUCROSE ACETATE ISOBUTYRATE:
Chemical Name: Sucrose Acetate Isobutyrate
Abbreviation: SAIB
Food Additive Number: E444
CAS Number: 126-13-6
EC Number: 204-771-6
Molecular Formula: Complex ester mixture; commonly represented approximately as C40H62O19 to C52H74O26 depending on esterification degree
Molecular Weight: Typically around 846–1200 g/mol depending on substitution pattern
Chemical Class: Sucrose ester, esterified carbohydrate derivative

Appearance: Clear, pale yellow, or amber viscous liquid
Odor: Mild characteristic odor
Taste: Slightly bitter or neutral
Origin: Synthetic ester produced from sucrose, acetic acid, and isobutyric acid derivatives
Physical State: Highly viscous liquid
Appearance: Clear, transparent, pale yellow to amber liquid
Color: Colorless to yellowish or light amber
Odor: Mild characteristic odor

Taste: Slightly bitter or neutral
Chemical Nature: Highly esterified sucrose derivative
Chemical Class: Non-ionic sucrose ester
Solubility in Water: Practically insoluble
Solubility in Oils: Soluble in flavor oils, fats, and many organic solvents
Lipophilic Character: Strongly lipophilic and hydrophobic
Emulsifying Behavior: Functions as a weighting and stabilizing agent in emulsions

Density: Approximately 1.14–1.17 g/cm³
Viscosity: Very high viscosity
Volatility: Low volatility
Thermal Stability: Stable under normal food-processing temperatures
Hydrolysis Stability: Resistant to hydrolysis under mildly acidic conditions
pH Stability: Stable in acidic beverage systems
Refractive Index: High refractive index
Water Activity Contribution: Very low
Hygroscopicity: Slightly hygroscopic or limited moisture absorption
Surface Activity: Surface-active behavior in oil-water systems

Oxidation Stability: Good oxidative stability
Film-Forming Ability: Excellent film-forming properties
Plasticizing Properties: Functions as a plasticizer in some formulations
Crystallization Tendency: Low crystallization tendency
Interfacial Activity: Reduces phase separation in emulsions
Compatibility: Compatible with many beverage emulsifiers and stabilizers
Flavor Oil Compatibility: Excellent compatibility with citrus oils and flavor concentrates
Boiling Point: Not sharply defined due to complex ester composition

Melting Behavior: Softens gradually rather than showing a sharp melting point
Molecular Structure: Complex mixed ester of sucrose, acetic acid, and isobutyric acid
Molecular Weight Range: Typically high molecular weight ester mixture
Hydrophobicity: Strong hydrophobic behavior
Storage Stability: Good long-term storage stability under proper conditions
Sensitivity: Sensitive to strong oxidizing agents
Processing Performance: Improves emulsion uniformity and viscosity control
Functional Role: Weighting agent, stabilizer, emulsifier, viscosity modifier

Shelf-Life Contribution: Helps maintain long-term beverage emulsion stability
Chemical formula: C40H62O19
Molar mass: 846.917 g·mol−1
Appearance: colorless to pale yellow clear liquid (est)
Assay: 98.00 to 100.00
Food Chemicals Codex Listed: No
Specific Gravity: 1.10000 @ 25.00 °C.
Refractive Index: 1.44600 @ 20.00 °C.
Boiling Point: 105.00 °C. @ 760.00 mm Hg
Acid Value: 0.20 max. KOH/g

Saponification Value: 524.00 to 540.00
Flash Point: 61.00 °F. TCC ( 16.11 °C. )
logP (o/w): 6.619 (est)
Soluble in: organic solvents
water, 0.0001831 mg/L @ 25 °C (est)
Insoluble in: water
Molecular Weight: 846.9 g/mol
XLogP3-AA: 5.3
Hydrogen Bond Donor Count: 0
Hydrogen Bond Acceptor Count: 19
Rotatable Bond Count: 27

Exact Mass: 846.38852974 Da
Monoisotopic Mass: 846.38852974 Da
Topological Polar Surface Area: 238 Å²
Heavy Atom Count: 59
Formal Charge: 0
Complexity: 1500
Isotope Atom Count: 0
Defined Atom Stereocenter Count: 9
Undefined Atom Stereocenter Count: 0
Defined Bond Stereocenter Count: 0
Undefined Bond Stereocenter Count: 0

Covalently-Bonded Unit Count: 1
Compound Is Canonicalized: Yes
Empirical Formula (Hill Notation): C40H62O19
Molecular Weight: 846.91
NACRES: NA.21
PubChem Substance ID: 24902076
UNSPSC Code: 12164502
MDL number: MFCD00041859
Organoleptic: odorless
Grade: Kosher

Biological source: synthetic
Food allergen: no known allergens
Physical state: liquid
Color: colorless, light yellow
Odor: No data available
Melting point/freezing point: -7 °C
Initial boiling point and boiling range: 288 °C
Flammability (solid, gas): No data available
Upper/lower flammability or explosive limits: No data available

Flash point: No data available
Autoignition temperature: No data available
Decomposition temperature: No data available
pH: No data available
Viscosity: Viscosity, kinematic: No data available
Viscosity, dynamic: No data available
Water solubility: No data available
Partition coefficient: n-octanol/water: No data available
Vapor pressure: No data available

Density: 1,146 g/mL at 25 °C
Relative density: No data available
Relative vapor density: No data available
Particle characteristics: No data available
Explosive properties: No data available
Oxidizing properties: No data available
Molar mass: 846.91 g· mol −1
State of matter: fluid
Density: 1.146 g cm −3 (25 °C)
Melting point: −7 °C
Boiling point: 288 °C

FIRST AID MEASURES of E444 SUCROSE ACETATE ISOBUTYRATE:
-Description of first-aid measures
*General advice:
Show this material safety data sheet to the doctor in attendance.
*If inhaled:
After inhalation:
Fresh air.
*In case of skin contact:
Take off immediately all contaminated clothing.
Rinse skin with
water/ shower.
*In case of eye contact:
After eye contact:
Rinse out with plenty of water.
Call in ophthalmologist.
Remove contact lenses.
*If swallowed:
After swallowing:
Immediately make victim drink water (two glasses at most).
Consult a physician.
-Indication of any immediate medical attention and special treatment needed.
No data available

ACCIDENTAL RELEASE MEASURES of E444 SUCROSE ACETATE ISOBUTYRATE:
-Environmental precautions:
Do not let product enter drains.
-Methods and materials for containment and cleaning up:
Cover drains.
Collect, bind, and pump off spills.
Observe possible material restrictions.
Take up dry.
Dispose of properly.
Clean up affected area.

FIRE FIGHTING MEASURES of E444 SUCROSE ACETATE ISOBUTYRATE:
-Extinguishing media:
*Suitable extinguishing media:
Carbon dioxide (CO2)
Foam
Dry powder
*Unsuitable extinguishing media:
For this substance/mixture no limitations of extinguishing agents are given.
-Further information:
Prevent fire extinguishing water from contaminating surface water or the ground water system.

EXPOSURE CONTROLS/PERSONAL PROTECTION of E444 SUCROSE ACETATE ISOBUTYRATE:
-Extinguishing media:
*Suitable extinguishing media:
Carbon dioxide (CO2)
Foam
Dry powder
*Unsuitable extinguishing media:
For this substance/mixture no limitations of extinguishing agents are given.
-Further information:
Prevent fire extinguishing water from contaminating surface water or the ground water system.

HANDLING and STORAGE of E444 SUCROSE ACETATE ISOBUTYRATE:
-Conditions for safe storage, including any incompatibilities:
*Storage conditions:
Tightly closed.
Dry.

STABILITY and REACTIVITY of E444 SUCROSE ACETATE ISOBUTYRATE:
-Chemical stability:
The product is chemically stable under standard ambient conditions (room temperature).
-Possibility of hazardous reactions:
No data available