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Sorbitan Monostearate E491 use appropriate personal protective equipment (PPE) such as gloves and goggles when handling the product in bulk to minimize exposure.
Sorbitan Monostearate E491 plays a vital role in formulating hair products such as conditioners and shampoos.
Sorbitan Monostearate E491 has a bland odor and taste.
CAS Number: 1338-41-6
Molecular Formula: C24H46O6
Molecular Weight: 430.62
EINECS Number: 215-664-9
Synonyms: SORBITAN MONOSTEARATE, 1338-41-6, Arlacel 60, Span 60, Sorgen 50, Sorbitan, monostearate, Sorbitan stearate, Anhydrosorbitol stearate, FEMA No. 3028, Sorbitan, monooctadecanoate, Lipsorb s, Anhydrosorbitol monostearate, Sorbitan monooctadecanoate, Sorbitan stearate [INN], NVZ4I0H58X, INS NO.491, Glycomul S, Liposorb S, Sorbitan C, Armotan MS, Sorbitan 0, INS-491, Drewsorb 60, Crill 3, Montane 60, Liposorb S-20, Durtan 60, Newcol 60, Crill K 3, Nonion SP 60R, Nikkol SS 30, Nonion SP 60, Rikemal S 250, Sorbon S 60, Sorbitan Monostearate (Technical Grade), Ionet S 60, NCGC00164333-01, Nissan nonion SP 60, Span 55, Emsorb 2505, 1,4-Anhydro-D-glucitol, 6-octadecanoate, E-491, [(2R)-2-[(2R,3R,4S)-3,4-dihydroxyoxolan-2-yl]-2-hydroxyethyl] octadecanoate, Stearic acid, monoester with sorbitan, Sorbitani stearas, 1,4-anhydro-6-O-stearoyl-D-glucitol, D-Glucitol, anhydro-, monooctadecanoate, Hodag SMS, Stearate de sorbitan, Estearato de sorbitano, UNII-NVZ4I0H58X, HSDB 778, MS 33F, Sorbitani stearas [INN-Latin], Sorbitan monostearate [USAN], MS 33, Stearate de sorbitan [INN-French], 5093-91-4, EINECS 215-664-9, Nonionic Surfactants, Estearato de sorbitano [INN-Spanish], D-Glucitol, 1,4-anhydro-, 6-octadecanoate, Span? 60, DSSTox_CID_7396, EC 215-664-9, SCHEMBL5447, DSSTox_RID_78436, DSSTox_GSID_27396, SORBITAN STEARATE [MI], CHEMBL3186117, DTXSID70872695, CHEBI:183394, SORBITAN STEARATE [MART.], SORBITAN MONOSTEARATE [II], SORBITAN MONOSTEARATE [FCC], SORBITAN STEARATE [WHO-DD], 1,4-Anhydro-D-glucitol 6-stearate, SORBITAN MONOSTEARATE [FHFI], SORBITAN MONOSTEARATE [HSDB], SORBITAN MONOSTEARATE [USAN], Tox21_112100, SORBITAN MONOSTEARATE [VANDF], AKOS040744690, HY-W129593, SORBITAN STEARATE [EP MONOGRAPH], 1,4-Anhydro-6-O-octadecanoyl-D-glucitol, CAS-1338-41-6, CS-0187722, S0062, Q907898, J-006442, Sorbitan monostearate, meets FCC analytical specifications, (R)-2-((2R,3R,4S)-3,4-dihydroxytetrahydrofuran-2-yl)-2-hydroxyethyl stearate, FEMA 3028;EMALEX SPE-100S;ARLACEL 60;SPAN(TM) 60;SPAN 60;SPAN(R) 60;SPAN NO 60;SORBITAN MONOSTEARATE.
Sorbitan Monostearate E491 is an ideal ingredient used in personal care and cosmetics and proves to be quite beneficial.
Sorbitan Monostearate E491 is used in ice creams, margarine, and sauces to maintain consistency and prevent oil separation.
Provides stability to emulsions, enhances skin feel, and can also serve as a skin conditioning agent.
Found in lotions, creams, and makeup products to create a smooth texture and stable formulation.
Helps to create stable emulsions and creams, which can enhance the delivery of active ingredients.
Sorbitan Monostearate E491 used in topical ointments and creams where a stable emulsification is crucial for effectiveness.
Acts as a dispersing agent in paints and coatings, contributing to uniform application and finish.
Sorbitan Monostearate E491 is used in various formulations for lubricants and plastics to improve performance.
Generally considered safe for use in food and cosmetic products; however, it is important to follow recommended usage levels and safety data.
Should be stored in a cool, dry place away from direct sunlight. Keep containers tightly closed to avoid moisture ingress.
Sorbitan Monostearate E491 is part of the sorbitan ester family and is widely used in various applications due to its emulsifying, thickening, and stabilizing properties.
Sorbitan Monostearate E491 is a W/O-emulsifier and O/W co-emulsifier for the preparation of cosmetics emulsions.
Sorbitan Monostearate E491 is a common ingredient in cosmetics and skincare products, serving as an emulsifier and stabilizer.
Sorbitan Monostearate E491 is derived from the natural sugar alcohol, sorbitan, and stearic acid, a fatty acid.
This combination forms a waxy, cream-colored substance with a characteristic mild odor.
As an emulsifier, Sorbitan Monostearate E491 helps blend water and oil-based ingredients, enabling the formulation of smooth and homogeneous products like creams and lotions.
Its stabilizing properties prevent the separation of different components, ensuring a consistent texture and appearance.
With its versatility and stability, Sorbitan Monostearate E491 plays a crucial role in creating effective and visually appealing cosmetic formulations.
The chemical formula of Sorbitan Stearate is C24H46O6.
Sorbitan Monostearate E491 is a mixture of partial stearic and palmitic acid esters of sorbitol and its mono- and dianhydrides.
Sorbitan Monostearate E491, is a non-ionic surfactant derived from sorbitol and stearic acid.
Sorbitan Monostearate E491 ensures better product stability, preventing ingredient separation and ensuring consistent texture.
Sorbitan Monostearate E491 involves a reaction between sorbitol, a sugar alcohol derived from corn or berries, and stearic acid, a fatty acid often sourced from vegetable oils.
This chemical reaction forms the ester Sorbitan Monostearate E491, which is then purified for cosmetic use.
Sorbitan Monostearate E491 is used as a base for cosmetic creams and ointments with lipophilic characteristics.
Sorbitan Monostearate E491 finds application in sun-care (sun protection, after-sun & self-tanning) products, baby care & cleansing and face- & body formulations.
Sorbitan Monostearate E491 is not a health supplement.
Sorbitan Monostearate E491 is not an ingredient used in home baking or cooking.
Sorbitan Monostearate E491 is generally found in processed and manufactured foods and beauty products.
It is recommended for all people to eat a diet that is high in whole foods rather than processed or manufactured food products.
Sorbitan Monostearate E491 acts as an emulsifier by reducing the surface tension between oil and water phases.
This allows for the formation of stable emulsions where oil droplets are dispersed in water or vice versa.
Sorbitan Monostearate E491 can increase the viscosity of formulations, which helps improve texture and stability.
Sorbitan Monostearate E491 is composed of a sorbitan molecule (a cyclic sugar alcohol) esterified with one stearic acid molecule.
Its structure is responsible for its emulsifying properties, as it has both hydrophilic (water-attracting) and lipophilic (oil-attracting) parts.
Enhances texture and mouthfeel in food products, improves the stability of emulsions, and prevents separation.
Sorbitan Monostearate E491 is widely used as an emulsifier.
Sorbitan Monostearate E491 enables the combination of water and oil-based ingredients, resulting in smooth and creamy formulations like lotions, creams, and moisturizers.
Melting point: 54-57 °C(lit.)
Boiling point: 464.84°C (rough estimate)
Density: 1.00
vapor pressure: <1.4 hPa (20 °C)
FEMA: 3028 | SORBITAN MONOSTEARATE
refractive index: 1.4593 (estimate)
Flash point: >230 °F
storage temp.: Store below +30°C.
solubility: Practically insoluble, but dispersible in water, slightly soluble in alcohol.
form: Solid
pka: 13.63[at 20 ℃]
color: Cream coloured flakes
Odor: Slight
Odor Type: bland
Water Solubility: Soluble in ethanol (50 mg/ml), isopropanol, mineral oil and vegetable oil. Insoluble in water.
Merck: 14,8724
BRN: 6820761
Hydrophilic-Lipophilic Balance (HLB): 4.7
Exposure limits ACGIH: TWA 10 mg/m3; TWA 3 mg/m3
Stability: Stable. Combustible. Incompatible with strong oxidizing agents.
InChIKey: HVUMOYIDDBPOLL-XGKPLOKHSA-N
LogP: 7.66
Sorbitan Monostearate E491 improves the stability of the formulation and enhances the sensory feel on the skin.
Enhances the stability and application of creams and ointments for effective topical delivery.
Sorbitan Monostearate E491 is used in emulsified formulations for better absorption of active ingredients.
Acts as a dispersing agent, helping to achieve a uniform distribution of pigments and additives.
Sorbitan Monostearate E491 is used in pesticide formulations to improve the stability and effectiveness of active ingredients.
Generally regarded as non-irritating to the skin and eyes, but individual formulations should be tested for safety.
Low potential for sensitization, but patch testing is recommended for sensitive individuals.
Sorbitan Monostearate E491 usage levels vary by application; typically in the range of 0.5% to 5% in cosmetic formulations.
Prepared by reacting edible commercial stearic acid (usually containing associated fatty acids, chiefly palmitic) with sorbitol.
Sorbitan Monostearate E491 is sometimes referred to as Span 60, synthetic wax, or E491.
Sorbitan Monostearate E491 is a non-ionic surfactant with emulsifying, dispersing, and wetting properties used as a food additive, additive in mixtures for drug use and in skin care products.
Sorbitan Monostearate E491 is approved for use by FDA in quantities not exceeding the amount reasonably required to accomplish the intended effect.
Sorbitan Monostearate E491 is is used as a non-ionic detergent. 0.5-5% of Sorbitan Monostearate E491 is used for oil-in-water emulsions in combination with a high hydrophilic-lipophilic balance emulsifier to produce smooth lotions and creams in skin and hair care, make-up bases, and mild cleaning products.
Sorbitan Monostearate E491 based organogels and vesicles (niosomes) formulated to enhance the oral bioavailability were characterized for use as a drug delivery vehicle.
In combination with other non-ionic surfactants Sorbitan Monostearate E491 is patented for use in vaccine formulations as a saponin-containing adjuvant for oil-in-water injectable emulsions.
It is fatty acid ester of sorbitan (a sorbitol derivative) and stearic acid sometimes called synthetic wax.
Sorbitan Monostearate E491 is a fatty acid that has many uses in the food industry and in health and beauty care products.
Sorbitan Monostearate E491 is not a health supplement.
Sorbitan Monostearate E491 is used as a food additive that works as a surfactant, or blender.
Other food uses are as an emulsifier, wetter, disperser, flavor enhancer or other form of food additive.
Sorbitan Monostearate E491 is produced by the esterification of Sorbitol with commercial Stearic acid derived.
It is a light cream to tan coloured hard waxy powder with a slight characteristic odor and bland taste. Product is USP complaint.
Sorbitan Monostearate E491 has an HLB value of approximately 4.7, classifying it as a W/O (water-in-oil) emulsifier.
This makes it effective for stabilizing emulsions where water droplets are dispersed in oil.
It can modify the viscosity of formulations, enhancing the creaminess and texture in cosmetic products.
Maintains its properties under various temperature conditions, making it suitable for products subjected to heating during processing.
Functional across a wide pH range, allowing its use in diverse formulations.
Often used in conjunction with other emulsifiers (like Polysorbates) to enhance emulsification efficiency and improve the texture and stability of formulations.
Commonly used in hot processes where it can be melted and mixed with oils before emulsification with water phases.
Sorbitan Monostearate E491 is biodegradable and considered less harmful to the environment compared to some synthetic surfactants.
Derived from renewable sources (sorbitol and stearic acid), contributing to more sustainable formulations in personal care and food products.
Acts as a dough conditioner, improving the texture and volume of baked goods.
Provides emulsification and stabilization, preventing separation and improving mouthfeel.
Helps to create a stable emulsion that enhances the delivery of moisturizing agents.
Uses:
Sorbitan Monostearate E491 is used alone in an amount not to exceed 1 percent of the weight of the finished nonstandardized confectionery coating or standardized cacao product.
Sorbitan Monostearate E491 is used with polysorbate 60 in any combination of up to 1 percent sorbitan monostearate and up to 0.5 percent polysorbate 60 provided that the total combination does not exceed 1 percent of the weight of the finished nonstandardized confectionery coating or standardized cacao product.
Commonly used as an emulsifier in food products, helping to blend oil and water components for products like margarine, salad dressings, and baked goods.
Cosmetics and Personal Care: Found in creams, lotions, and shampoos to stabilize emulsions and improve texture.
Sorbitan Monostearate E491 is used in topical formulations and creams for its emulsifying properties.
Employed in lubricants and coatings as a stabilizer and dispersing agent.
Sorbitan Monostearate E491 is used to stabilize oil-in-water and water-in-oil emulsions in creams, lotions, and other skincare products.
Enhances the viscosity and texture of formulations, making them creamier and easier to apply.
Prevents the separation of ingredients in cosmetic products, improving shelf life and performance.
Helps in the formulation of salad dressings, sauces, and margarine, providing stability and preventing separation of oil and water phases.
Sorbitan Monostearate E491 is used in baking to improve the texture and volume of dough, resulting in softer and more palatable baked goods.
Ensures uniform dispersion of flavors and colors in food products, enhancing the overall quality.
Sorbitan Monostearate E491 is used in creams and ointments to ensure a stable emulsion for effective delivery of active ingredients to the skin.
Acts as an emulsifier in liquid medications, improving the solubility and bioavailability of the active compounds.
Functions as a dispersing agent in paints, helping to achieve an even distribution of pigments and additives.
Sorbitan Monostearate E491 ytilized in pesticide formulations to enhance the stability and effectiveness of active ingredients, ensuring better coverage and adherence.
Acts as a surfactant in various cleaning formulations, improving the ability to emulsify oils and dirt for better cleaning efficacy.
Sorbitan Monostearate E491is used in fabric care products to stabilize emulsions and enhance cleaning performance.
Sometimes included in formulations for topical animal treatments.
Sorbitan Monostearate E491 is used as a pigment dispersion additive for PP color concentrates and as an antistatic agent for PVC.
Sorbitan Monostearate E491 is an emulsifier for water-in-oil creams and lotions, and a solubilizer of essential oils in water.
It results from the reaction of stearic acid with sorbitol and is, therefore, synthetically produced from naturally derived materials.
Sorbitan Monostearate E491 is a lipophilic emulsifier that is a sorbitan fatty acid ester, being a sorbitol-derived analog of glycerol monostearate.
It is a nonionic, oil-dispersible surface-active agent.
Sorbitan Monostearate E491 is used as a gloss enhancer in chocolate coatings; as a dispersant aid in coffee whiteners; to increase volume in cakes and icings; and often in combination with polysorbates.
Sorbitan Monostearate E491 is used as emulsifier for baked goods, icings & filings and whipped toppings.
It is also used as a rehydration aid (production of active dry yeast) and as synthetic flavoring substances and adjuvants.
Sorbitan Monostearate E491 has only a very faint, oily-waxy odor, and a bitter taste in concentrations higher than 1000 ppm.
However, its insolubility in water, and the fact that it is used mostly with large amounts of sugar (and acid) account for the much higher use level without any serious influence upon the flavor of the finished product.
Sorbitan Monostearate E491 is used in the following products: washing & cleaning products, plant protection products, lubricants and greases, adhesives and sealants, fertilisers, polishes and waxes and coating products.
Other release to the environment of Sorbitan Monostearate E491 is likely to occur from: indoor use (e.g. machine wash liquids/detergents, automotive care products, paints and coating or adhesives, fragrances and air fresheners), outdoor use, indoor use in close systems with minimal release (e.g. cooling liquids in refrigerators, oil-based electric heaters) and outdoor use in close systems with minimal release (e.g. hydraulic liquids in automotive suspension, lubricants in motor oil and break fluids).
Other release to the environment of Sorbitan Monostearate E491 is likely to occur from: outdoor use in long-life materials with low release rate (e.g. metal, wooden and plastic construction and building materials), indoor use in long-life materials with low release rate (e.g. flooring, furniture, toys, construction materials, curtains, foot-wear, leather products, paper and cardboard products, electronic equipment), outdoor use in long-life materials with high release rate (e.g. tyres, treated wooden products, treated textile and fabric, brake pads in trucks or cars, sanding of buildings (bridges, facades) or vehicles (ships)) and indoor use in long-life materials with high release rate (e.g. release from fabrics, textiles during washing, removal of indoor paints).
Sorbitan Monostearate E491 can be found in complex articles, with no release intended: vehicles.
Sorbitan Monostearate E491 can be found in products with material based on: plastic (e.g. food packaging and storage, toys, mobile phones).
Sorbitan Monostearate E491 is intended to be released from scented: clothes.
Sorbitan Monostearate E491 is used in the following products: washing & cleaning products, metal surface treatment products, polymers, textile treatment products and dyes, pH regulators and water treatment products and leather treatment products.
Sorbitan Monostearate E491 is used for the manufacture of: plastic products.
Release to the environment of Sorbitan Monostearate E491 can occur from industrial use: in processing aids at industrial sites, in the production of articles, as an intermediate step in further manufacturing of another substance (use of intermediates) and as processing aid.
The formulation and characterization of a novel anhydrous organogel formulated as a potential delivery vehicle from a solution of 2 nonionic surfactants, Sorbitan Monostearate E491 (Span 60) and polysorbate 20 (polyoxyethylene sorbitan monolaurate; Tween 20), in hexadecane at 60DGC, which cools to a white, semi-solid, thermoreversible gel at room temperature, are described.
The addition of an aqueous phase (water or niosome suspensions) up to 17% v/v to the oil phase at 60DGC produced water-in-oil and vesicle-in-water-inoil systems, respectively.
The release rate of hydrophilic solute from these gels was found to be lowest when a disperse system of spherical water droplets in the continuous oil phase was formed at high temperatures, compared to the faster release from the gel where the fibril structures acted as nearly continuous aqueous channels running through the organic medium, providing a means of traversing the oil phase.
When used alone, the maximum amount of Sorbitan Monostearate E491 shall not exceed 0.61 percent of the cake or cake mix, on a dryweight basis.
When used with polysorbate 65 and/or polysorbate 60, it shall not exceed 0.61 percent, nor shall the polysorbate 65 exceed 0.32 percent or the polysorbate 60 exceed 0.46 percent, and no combination of the emulsifiers shall exceed 0.66 percent of the weight of the cake or cake mix, calculated on a dry-weight basis.
Safety Profile:
Sorbitan Monostearate E491’s important to avoid contact with the eyes to prevent discomfort and potential damage.
Inhalation of dust or aerosolized particles may cause respiratory irritation in sensitive individuals, although this is less common with the use of the liquid form.
While Sorbitan Monostearate E491 is generally recognized as safe (GRAS) for food use, excessive ingestion could lead to gastrointestinal discomfort or diarrhea.
Sorbitan Monostearate E491 may have harmful effects on aquatic life if released into water bodies in significant quantities.
Care should be taken to avoid contamination of waterways.
Sorbitan Monostearate E491 itself is not highly flammable; however, it should be kept away from open flames and high heat sources to prevent degradation or other reactions.
If handled in powdered form, the potential for dust generation should be minimized to reduce inhalation risks.
Proper ventilation and personal protective equipment (PPE) such as masks and gloves are recommended during handling.
Very mildly toxic by ingestion.
Experimental reproductive effects.
Sorbitan Monostearate E491 when heated to decomposition it emits acrid smoke and irritating fumes.
Sorbitan Monostearate E491 is generally considered safe for topical use in cosmetics and skincare products.
It is non-toxic and poses minimal risk of side effects when used as intended.
As a derivative of plant-based sources, Sorbitan Monostearate E491 can be considered vegan-friendly, making it suitable for individuals following a vegan lifestyle.
Prolonged or repeated skin contact may cause mild irritation, particularly in sensitive individuals.
Direct contact with eyes can lead to irritation.
