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1,2,3-Propanetriol triacetate is an organic ester compound commonly known as triacetin or glyceryl triacetate.
1,2,3-Propanetriol triacetate is the fully acetylated derivative of glycerol in which all three hydroxyl groups of glycerol have been converted into acetate ester groups.
1,2,3-Propanetriol triacetate is the triester of glycerin and acetic acid. Triacetin can be prepared by heating glycerin with acetic anhydride alone or in the presence of finely divided potassium hydrogen sulfate.
CAS Number: 102-76-1
Molecular Formula: C9H14O6
Molecular Weight: 218.2
EINECS Number: 203-051-9
Synonyms: triacetin, 102-76-1, Glyceryl triacetate, Glycerol triacetate, Enzactin, Triacetine, Triacetylglycerol, Glycerin triacetate, Fungacetin, Glyped, Vanay, Kesscoflex TRA, Kodaflex triacetin, Triacetyl glycerine, Triacetina, 1,2,3-Propanetriol, triacetate, Triacetinum, 1,2,3-Propanetriol triacetate, 1,2,3-triacetoxypropane, Ujostabil, Triacetyl glycerol, Estol 1581, FEMA No. 2007, 1,2,3-Propanetriyl triacetate, Glyceryltriacetate, DTXSID3026691, 2,3-diacetyloxypropyl acetate, Ins no.1518, Acetic, 1,2,3-propanetriyl ester, NSC-4796, Ins-1518, 1,2,3-triacetyl-sn-glycerol, XHX3C3X673, E1518, E-1518, CHEBI:9661, DTXCID906691, Triacetyl-glycerol, 203-051-9, EASTMAN Triacetin, RefChem:6319, GlyTouCan:G52284HH, G52284HH, 686-191-7, propane-1,2,3-triyl triacetate, 1,2,3-Propanetriol, 1,2,3-triacetate, Acetin, tri-, Triacetin [INN], Triacetyl glycerin, 1,2,3-Triacetylglycerol, NSC 4796, Triacetin (USP/INN), ENZACTIN (TN), MFCD00008716, 2-(Acetyloxy)-1-[(acetyloxy)methyl]ethyl acetate, NCGC00091612-04, FEMA Number 2007, 1,3-diacetyloxypropan-2-yl acetate, Triacetine [INN-French], Triacetinum [INN-Latin], Triacetina [INN-Spanish], CAS-102-76-1, HSDB 585, 2-acetyloxy-1-(acetyloxymethyl)ethyl acetate, EINECS 203-051-9, TRIACETIN (GLYCEROL TRIACETATE), BRN 1792353, Triacetin [USP:INN:BAN], UNII-XHX3C3X673, Enzacetin, TRIACETIN;TRIACETIN (C2:0);Triacetyl glycerin;1,3-Diacetyloxypropan-2-yl acetate;propane-1,2,3-triyl triethanoate;Glyceryl triacetate,1,2,3-Triacetoxypropane, 1,2,3-Triacetylglycerol, Glycerol triacetate, Triacetin;Triacetin, 99%, extra pure, Ph Eur, USP, BP;Triacetin, 99%, reagent grade
1,2,3-Propanetriol triacetate can also be prepared by the reaction of oxygen with a liquid-phase mixture of allyl acetate and acetic acid using a bromide salt as a catalyst.
1,2,3-Propanetriol triacetate is a triester of glycerin and acetic acid that occurs naturally in papaya.
1,2,3-Propanetriol triacetate is mainly used as a synthetic flavoring agent in ice-creams, nonalcoholic beverages and baked goods.
1,2,3-Propanetriol triacetate is usually a colorless or nearly colorless liquid at room temperature.
It has a relatively oily appearance and low volatility compared with many conventional organic solvents.
1,2,3-Propanetriol triacetate is a glycerol-derived compound.
1,2,3-Propanetriol triacetate can be produced by reacting glycerol with acetic acid, acetic anhydride, or other acetylating agents under suitable reaction conditions.
1,2,3-Propanetriol triacetate is different from glycerol.
1,2,3-Propanetriol triacetate contains three free hydroxyl groups, whereas triacetin contains three acetate ester groups.
This structural modification significantly changes its solubility, volatility, and chemical behavior.
1,2,3-Propanetriol triacetate is moderately polar.
The three ester groups provide significant polarity while the carbon framework contributes to its organic-solvent compatibility.
1,2,3-Propanetriol triacetate has limited but significant solubility in water.
It is also compatible with many organic solvents and organic materials.
1,2,3-Propanetriol triacetate can undergo hydrolysis.
Under acidic, basic, or enzymatic conditions, its ester bonds can be cleaved, producing glycerol and acetic-acid-derived products.
1,2,3-Propanetriol triacetate can undergo transesterification reactions.
1,2,3-Propanetriol triacetates ester groups can react with alcohols under suitable catalytic conditions, making it useful in certain chemical-processing systems.
1,2,3-Propanetriol triacetate has relatively low vapor pressure.
This makes it less volatile than many traditional organic solvents and contributes to its usefulness as a formulation ingredient and plasticizer.
1,2,3-Propanetriol triacetate has good thermal stability under normal handling conditions.
It can withstand many common processing conditions, although decomposition can occur at sufficiently high temperatures.
1,2,3-Propanetriol triacetate can act as a plasticizing agent.
1,2,3-Propanetriol triacetate can reduce intermolecular forces within certain polymeric materials, increasing flexibility and reducing brittleness.
1,2,3-Propanetriol triacetate can act as a solvent.
Its combination of ester groups allows it to dissolve or assist in dispersing various organic compounds and formulation ingredients.
1,2,3-Propanetriol triacetate is an important formulation chemical.
Its relatively low volatility, solvency, and plasticizing properties make it useful in several industrial and consumer formulations.
1,2,3-Propanetriol triacetate is also known as E1518 in food-additive nomenclature.
It has applications as a food ingredient/additive where permitted by applicable regulations.
1,2,3-Propanetriol triacetate is used in pharmaceutical formulations.
It can function as an excipient, solvent, plasticizer, or formulation aid depending on the specific product.
1,2,3-Propanetriol triacetate is used in polymer and materials chemistry.
Its plasticizing properties make it useful for modifying flexibility and processing characteristics of certain polymeric materials.
1,2,3-Propanetriol triacetate is studied as a fuel-related chemical.
1,2,3-Propanetriol triacetates oxygen-rich molecular structure has led to research into its use as a fuel additive and as a component of alternative fuel formulations.
1,2,3-Propanetriol triacetate can be characterized using FTIR, NMR, GC, HPLC, and mass spectrometry.
These techniques are used to identify the compound, determine purity, and investigate its behavior in different formulations.
1,2,3-Propanetriol triacetate is an industrially important glycerol derivative.
Its combination of ester functionality, low volatility, solvency, and plasticizing properties makes it useful across food, pharmaceutical, polymer, chemical, and energy-related applications.
1,2,3-Propanetriol triacetate has three carbonyl groups in its molecular structure.
These carbonyl groups belong to the three acetate ester functionalities.
Their electron-deficient carbon atoms are the principal sites involved in nucleophilic acyl-substitution reactions.
1,2,3-Propanetriol triacetate can undergo base-catalyzed saponification.
Strong alkaline conditions can cleave the ester bonds and convert the acetate portions into acetate salts.
The glycerol backbone is consequently released as glycerol.
1,2,3-Propanetriol triacetate can undergo acid-catalyzed ester cleavage.
Acidic conditions facilitate protonation of the ester functionality and subsequent reaction with water.
The rate of hydrolysis depends on acidity, temperature, water availability, and reaction time.
1,2,3-Propanetriol triacetate can undergo enzymatic hydrolysis.
Lipases and related esterases can catalyze cleavage of its ester bonds under suitable conditions.
This enzymatic behavior is relevant to its biological transformation and biodegradation.
1,2,3-Propanetriol triacetate has no free hydroxyl groups.
All three hydroxyl functionalities originally present in glycerol are esterified.
Consequently, its intermolecular hydrogen-bonding behavior is substantially weaker than that of glycerol.
1,2,3-Propanetriol triacetate has a higher molecular mass than glycerol.
The additional acetyl groups contribute carbon, hydrogen, and oxygen atoms to the original glycerol structure.
This structural enlargement also changes its density, viscosity, volatility, and solubility.
1,2,3-Propanetriol triacetate has a higher hydrophobic character than glycerol.
The acetate groups partially mask the hydrophilic hydroxyl groups of the parent molecule.
This explains why triacetin behaves differently from glycerol in aqueous and organic systems.
1,2,3-Propanetriol triacetate can interact with polar polymer matrices.
1,2,3-Propanetriol triacetate ester groups provide favorable interactions with polymers containing polar functional groups.
This compatibility can determine whether it behaves effectively as a plasticizer or processing aid.
1,2,3-Propanetriol triacetate can modify the mechanical behavior of polymer films.
1,2,3-Propanetriol triacetates incorporation can increase flexibility and reduce stiffness in suitable film-forming materials.
Melting point: 3 °C (lit.)
Boiling point: 258-260 °C (lit.)
Density: 1.16 g/mL at 25 °C (lit.)
Vapor density: 7.52 (vs air)
Vapor pressure: 0.00248 mm Hg at 25 °C
FEMA: 2007 | (TRI-)ACETIN
Refractive index: n25/D 1.429-1.431 (lit.)
Flash point: 300 °F
Storage temp.: Sealed in dry, room temperature
Solubility: Soluble in water, miscible with ethanol (96%) and toluene
Form: Liquid
Color: Clear, colorless
Odor: Characteristic odor
pH: 5.0-6.0 (20 °C, 50 g/L in H2O)
Biological source: Synthetic
Odor type: Fruity
Explosive limit: 1.05%, 189 °F
Water solubility: 64.0 g/L (20 °C)
Specific heat capacity: Cp(liquid): 1.76 J/(g·K) at 25 °C
JECFA Number: 920
Merck: 14,9589
BRN: 1792353
Henry's Law Constant: 8.0×10² mol/(m³Pa) at 25 °C, Duchowicz et al. (2020)
Dielectric constant: 7.2 (20 °C)
Stability: Stable. Incompatible with strong oxidizing agents. Combustible.
Major Application: Flavors and fragrances
Cosmetics Ingredients Functions: PLASTICISER; SOLVENT; FILM FORMING; FRAGRANCE; ANTIMICROBIAL
InChI: InChI=1S/C9H14O6/c1-6(10)13-4-9(15-8(3)12)5-14-7(2)11/h9H,4-5H2,1-3H3
InChIKey: URAYPUMNDPQOKB-UHFFFAOYSA-N
SMILES: CC(=O)OCC(COC(C)=O)OC(C)=O
LogP: 0.25
1,2,3-Propanetriol triacetate has three acetyl groups attached to the glycerol skeleton.
The three ester groups are chemically equivalent in the fully acetylated molecule.
1,2,3-Propanetriol triacetate gives triacetin a relatively symmetrical chemical composition compared with partially acetylated glycerol derivatives.
1,2,3-Propanetriol triacetate is classified as a glycerol ester.
1,2,3-Propanetriol triacetate belongs to the broader family of organic esters formed from alcohols and carboxylic acids.
More specifically, it is the triacetate ester of glycerol.
1,2,3-Propanetriol triacetate is structurally different from monoacetin and diacetin.
Monoacetin contains one acetate group while diacetin contains two acetate groups.
Triacetin contains three acetate groups and therefore represents the fully acetylated form.
1,2,3-Propanetriol triacetate can coexist with partially acetylated glycerol derivatives during synthesis.
Monoacetin and diacetin can occur as intermediates or side products during incomplete esterification.
Industrial purification may therefore be necessary when high-purity triacetin is required.
1,2,3-Propanetriol triacetate can be formed through sequential esterification reactions.
The first acetylation produces a monoacetylated glycerol derivative, followed by further acetylation to form diacetin and finally triacetin.
The equilibrium and reaction kinetics depend on the reactant ratio, catalyst, temperature, and removal of reaction by-products.
1,2,3-Propanetriol triacetate can be synthesized using acetic anhydride.
Acetic anhydride is a highly effective acetylating reagent because it transfers acetyl groups to the hydroxyl functionalities of glycerol.
The reaction can proceed efficiently under controlled temperature and catalytic conditions.
1,2,3-Propanetriol triacetate can also be synthesized using acetic acid.
This route is an esterification reaction that produces water as a reaction by-product.
Removal of water can help drive the equilibrium toward formation of the ester.
1,2,3-Propanetriol triacetate can be produced using heterogeneous catalysts.
Solid acid catalysts can facilitate esterification while simplifying separation from the final product.
Catalytic processes are investigated to improve reaction efficiency and reduce waste.
1,2,3-Propanetriol triacetate is relevant to biodiesel production.
1,2,3-Propanetriol triacetate can be generated as a product when glycerol reacts with acetic acid or acetate-containing reagents during glycerol valorization processes.
This provides a potential route for converting glycerol, a major biodiesel by-product, into a value-added chemical.
1,2,3-Propanetriol triacetate can be used to valorize crude glycerol.
Crude glycerol from biodiesel production often contains water, salts, methanol, and other impurities.
Chemical conversion into acetylated glycerol derivatives can provide an alternative pathway for utilizing this by-product.
1,2,3-Propanetriol triacetate has been investigated as a fuel oxygenate.
1,2,3-Propanetriol triacetate molecular structure contains a relatively high proportion of oxygen compared with hydrocarbon fuels.
Adding oxygenated compounds to fuels can influence combustion behavior and emissions.
1,2,3-Propanetriol triacetate can influence diesel-fuel properties.
Research has examined its effects on parameters such as oxygen content, viscosity, density, and combustion characteristics.
1,2,3-Propanetriol triacetate suitability depends strongly on concentration and the composition of the base fuel.
1,2,3-Propanetriol triacetate has been investigated as a component of biodiesel blends.
It can modify selected physicochemical properties of biodiesel when incorporated at controlled concentrations.
Studies commonly evaluate viscosity, oxidation stability, cold-flow behavior, and combustion performance.
1,2,3-Propanetriol triacetate can act as a hydrogen-bond acceptor.
The oxygen atoms in its ester groups can interact with hydrogen-bond-donating molecules.
This behavior contributes to its interactions with other formulation components.
1,2,3-Propanetriol triacetate has a relatively high oxygen-to-carbon ratio.
This characteristic is significant when the compound is considered for combustion-related applications.
1,2,3-Propanetriol triacetate oxygen content distinguishes it from conventional hydrocarbon-based solvents and fuels.
1,2,3-Propanetriol triacetate can affect the rheological properties of formulations.
When incorporated into polymers or viscous mixtures, it can modify flow and deformation behavior.
The magnitude of this effect depends on the concentration and nature of the host material.
1,2,3-Propanetriol triacetate can reduce the glass-transition temperature of some polymer systems.
Plasticization increases the mobility of polymer chains and can therefore lower the temperature at which the material becomes flexible.
The effect varies considerably depending on polymer structure and compatibility.
1,2,3-Propanetriol triacetate can influence polymer flexibility without chemically becoming part of the polymer backbone.
1,2,3-Propanetriol triacetate generally acts through physical interactions rather than permanent covalent incorporation into the polymer structure.
This distinguishes it from reactive plasticizers and polymerizable additives.
1,2,3-Propanetriol triacetate can migrate within some polymer matrices.
Migration depends on polymer polarity, temperature, concentration, and the compatibility between triacetin and the polymer.
This behavior is important when evaluating long-term performance of plasticized materials.
1,2,3-Propanetriol triacetate can be metabolized in biological systems.
Enzymatic hydrolysis can break its ester bonds and ultimately produce glycerol and acetate-derived metabolites.
This metabolic pathway differs from that of persistent hydrophobic ester compounds.
1,2,3-Propanetriol triacetate is generally considered readily biodegradable under appropriate environmental conditions.
Microorganisms can participate in its breakdown after hydrolysis and further metabolic conversion.
Its environmental behavior is therefore different from highly persistent chlorinated organic compounds.
1,2,3-Propanetriol triacetate has relatively low bioaccumulation potential.
Its physicochemical properties do not strongly favor long-term accumulation in fatty tissues.
This is an important distinction from highly lipophilic persistent organic pollutants.
1,2,3-Propanetriol triacetate can serve as a carrier for active ingredients.
1,2,3-Propanetriol triacetate solvent properties allow certain substances to be dissolved or dispersed within formulations.
This characteristic is particularly relevant to pharmaceutical, cosmetic, and technical formulations.
1,2,3-Propanetriol triacetate is useful when a formulation requires both solvency and plasticization.
A single ingredient can therefore contribute to more than one functional property.
This multifunctionality can simplify the formulation of certain products.
1,2,3-Propanetriol triacetate is chemically distinct from triacetylglycerol terminology used for some biochemical derivatives.
In chemical databases, triacetin, glyceryl triacetate, and glycerol triacetate generally refer to the same compound.
The exact synonym used depends on the database, supplier, or regulatory document.
1,2,3-Propanetriol triacetate is frequently encountered in chemical databases under multiple synonyms.
Searching only one name can therefore miss relevant safety, analytical, or technical records.
The CAS number 102-76-1 is particularly useful for unambiguous identification.
1,2,3-Propanetriol triacetate can be derived from the esterification of glycerol and acetic acid. After preheating glycerol to 50-60 ° C, add acetic acid, benzene and sulfuric acid. Heat and stir for refluxing dehydration, and recycle the benzene.
Then add acetic anhydride for heating of 4h. After cooling, the mixture was neutralized with 5% sodium carbonate to pH 7, and the crude layer was dried and the crude oil was dried with calcium chloride.
1,2,3-Propanetriol triacetate has a very faint, fruity odor.
1,2,3-Propanetriol triacetate has a mild, sweet taste that is bitter above 0.05%.
A triglyceride obtained by acetylation of the three hydroxy groups of glycerol.
1,2,3-Propanetriol triacetate has fungistatic properties (based on release of acetic acid) and has been used in the topical treatment of minor dermatophyte infections.
1,2,3-Propanetriol triacetate is stable and should be stored in a well-closed, nonmetallic container, in a cool, dry place.
1,2,3-Propanetriol triacetate has the molecular formula C₉H₁₄O₆.
1,2,3-Propanetriol triacetates molecular weight is approximately 218.20 g/mol.
1,2,3-Propanetriol triacetate has the CAS number 102-76-1.
It is also identified by names such as triacetin, glyceryl triacetate, glycerol triacetate, and triacetyl glycerol.
1,2,3-Propanetriol triacetate is a triester of glycerol and acetic acid.
Its structure contains a three-carbon glycerol backbone with three acetate ester groups attached to the carbon atoms.
1,2,3-Propanetriol triacetate contains three ester functional groups.
These ester groups determine many of its chemical and physical properties, including its polarity, solvent behavior, and ability to undergo hydrolysis.
Uses:
1,2,3-Propanetriol triacetate is a colorless, oily liquid of slight fatty odor and bitter taste.
1,2,3-Propanetriol triacetate is soluble with water and is miscible with alcohol and ether.
It functions in foods as a humectant and solvent.
1,2,3-Propanetriol triacetate, a component of cigarette filters, induced a contact dermatitis in a worker at a cigarette manufacturers.
1,2,3-Propanetriol triacetate is used as a plasticizer in polymer and film formulations.
It increases flexibility and reduces brittleness by increasing the mobility of polymer chains.
1,2,3-Propanetriol triacetate is particularly useful in materials where a flexible, smooth, and processable product is required.
1,2,3-Propanetriol triacetate is used as a plasticizer for cellulose derivatives.
1,2,3-Propanetriol triacetate can improve the flexibility and mechanical properties of cellulose-based films and coatings.
This application takes advantage of its compatibility with various polar polymer materials.
1,2,3-Propanetriol triacetate is used in pharmaceutical formulations.
It can function as an excipient, solvent, plasticizer, or formulation aid depending on the dosage form.
Its use is found in selected oral, topical, and other pharmaceutical preparations.
1,2,3-Propanetriol triacetate is used as a solvent in pharmaceutical systems.
Its relatively low volatility allows it to maintain solvency during formulation and processing.
It can help dissolve or distribute selected active and inactive ingredients.
1,2,3-Propanetriol triacetate is used in food applications as a permitted food additive.
1,2,3-Propanetriol triacetate is commonly identified by the designation E1518 in European food-additive nomenclature.
Depending on applicable regulations, it can serve functions such as a solvent, carrier, or processing aid.
1,2,3-Propanetriol triacetate is used as a flavoring and flavor-carrying component.
Its solvent properties allow certain flavoring substances to be incorporated into formulations.
1,2,3-Propanetriol triacetate relatively low volatility can help maintain the desired formulation characteristics.
1,2,3-Propanetriol triacetate is used as a carrier for food ingredients.
1,2,3-Propanetriol triacetate can help disperse or distribute selected ingredients within food formulations.
The exact permitted application depends on the relevant food regulations and concentration limits.
1,2,3-Propanetriol triacetate is used in cosmetics and personal-care formulations.
Its solvent and plasticizing properties can assist in producing stable and flexible formulations.
It may be incorporated into selected creams, lotions, fragrances, and other cosmetic products.
1,2,3-Propanetriol triacetate is used in aerosol formulations.
It can function as a solvent or carrier for selected formulation components.
Its relatively low volatility can provide different formulation characteristics from highly volatile solvents.
1,2,3-Propanetriol triacetate is used in coatings and films.
1,2,3-Propanetriol triacetate can act as a plasticizer and improve flexibility of the resulting film.
This helps reduce cracking and brittleness during handling or mechanical deformation.
1,2,3-Propanetriol triacetate is used in printing and ink formulations.
Its solvent properties can assist in dissolving or dispersing selected ink components.
Its low volatility can also influence drying and film-formation behavior.
1,2,3-Propanetriol triacetate is used in adhesives and sealant formulations.
It can modify flexibility and processing characteristics of certain adhesive systems.
Its effectiveness depends on compatibility with the polymer and other formulation ingredients.
1,2,3-Propanetriol triacetate is used in polymer processing.
1,2,3-Propanetriol triacetate can function as a processing aid or temporary plasticizer in suitable polymer systems.
This can improve flexibility, flow behavior, and ease of processing.
1,2,3-Propanetriol triacetate is used in biodegradable polymer materials.
1,2,3-Propanetriol triacetate can plasticize certain biodegradable polymers and improve their flexibility.
This application is particularly relevant to flexible films and packaging-related research.
1,2,3-Propanetriol triacetate is used in cellulose-based films.
1,2,3-Propanetriol triacetate can reduce brittleness and improve the flexibility of films produced from cellulose derivatives.
This makes it useful in research and development of bio-based packaging materials.
1,2,3-Propanetriol triacetate is used as a solvent in laboratory and industrial chemical formulations.
It can dissolve or assist in dispersing selected organic substances.
Its low volatility can be advantageous when prolonged solvent action is required.
1,2,3-Propanetriol triacetate is used in fuel formulations and fuel research.
Its oxygen-rich structure makes it interesting as an oxygenated fuel component or additive.
Research has examined its effects on combustion, emissions, viscosity, and other fuel properties.
1,2,3-Propanetriol triacetate is used as a fuel additive in biodiesel-related applications.
It can be incorporated into biodiesel or diesel blends to modify selected physicochemical and combustion properties.
Its use is mainly associated with research and specialized fuel formulations rather than conventional diesel fuel.
1,2,3-Propanetriol triacetate is used in biodiesel glycerol valorization.
Glycerol generated as a biodiesel-production by-product can be chemically converted into triacetin.
This provides a route for transforming a low-value coproduct into a potentially valuable fuel-related additive.
1,2,3-Propanetriol triacetate is used in research on oxygenated fuels.
1,2,3-Propanetriol triacetate high oxygen content can influence combustion chemistry and soot formation.
Researchers therefore study it as a potential component for cleaner-burning fuel systems.
1,2,3-Propanetriol triacetate is used in explosives and propellant research as a plasticizing or energetic-system component in specialized formulations.
1,2,3-Propanetriol triacetate role in these systems is related to modifying physical properties rather than acting as a primary explosive by itself.
Such applications are specialized and require strict regulatory and safety controls.
1,2,3-Propanetriol triacetate is used in pharmaceutical film coatings.
1,2,3-Propanetriol triacetate plasticizing properties can improve flexibility and reduce cracking of coated dosage forms.
This helps maintain the mechanical integrity of certain tablet and capsule coatings.
1,2,3-Propanetriol triacetate is used in controlled-release pharmaceutical systems.
It can modify the physical properties of polymeric matrices and coatings used for drug delivery.
Its effect depends on the polymer system and the formulation design.
1,2,3-Propanetriol triacetate is used in laboratory research involving ester chemistry.
It serves as a model triester for studying hydrolysis, transesterification, and enzymatic ester cleavage.
1,2,3-Propanetriol triacetate well-defined structure makes it useful for investigating glycerol ester chemistry.
1,2,3-Propanetriol triacetate is used as a reference compound in analytical chemistry.
Its known molecular structure and characteristic chromatographic behavior allow it to be used for identification and quantification.
It can be distinguished from glycerol, monoacetin, and diacetin using appropriate analytical methods.
1,2,3-Propanetriol triacetate is used in industrial formulations where low volatility is desirable.
1,2,3-Propanetriol triacetate relatively high boiling point allows it to remain in a formulation for longer periods than highly volatile solvents.
This property can improve formulation stability and processing control.
1,2,3-Propanetriol triacetate is used as a multifunctional additive.
The same compound can provide solvency, plasticization, and formulation-support properties depending on the application.
1,2,3-Propanetriol triacetate multifunctionality makes triacetin valuable across food, pharmaceutical, polymer, cosmetic, and chemical industries.
1,2,3-Propanetriol triacetate is used in flexible packaging materials.
It can improve the flexibility and handling characteristics of polymeric films.
Its plasticizing effect can help reduce cracking during bending or folding.
1,2,3-Propanetriol triacetate is used in pharmaceutical capsule and tablet coatings.
1,2,3-Propanetriol triacetate can act as a plasticizer in polymer-based coating layers.
This helps the coating withstand mechanical stress during manufacturing, packaging, and transportation.
1,2,3-Propanetriol triacetate is used in enteric coating formulations.
1,2,3-Propanetriol triacetate can modify the flexibility of polymer films used to protect pharmaceutical ingredients from the stomach environment.
The final performance depends on the specific enteric polymer and overall formulation.
1,2,3-Propanetriol triacetate is used in topical pharmaceutical formulations.
1,2,3-Propanetriol triacetate solvent and formulation properties can assist in distributing selected active ingredients.
It may also contribute to the texture and flexibility of topical preparations.
1,2,3-Propanetriol triacetate is used in transdermal formulation research.
It can serve as a formulation component in systems designed to control the physical properties of polymeric drug-delivery materials.
Its suitability depends on compatibility with the active ingredient and other formulation components.
1,2,3-Propanetriol triacetate is used in medical and pharmaceutical film research.
It can improve the flexibility of polymer films used as drug-delivery or protective layers.
This makes it useful when mechanical integrity is required without excessive rigidity.
1,2,3-Propanetriol triacetate is used in biodegradable packaging research.
1,2,3-Propanetriol triacetate can plasticize bio-based polymers and improve their flexibility.
This is relevant to the development of alternatives to conventional petroleum-derived packaging materials.
1,2,3-Propanetriol triacetate is used in starch-based materials.
1,2,3-Propanetriol triacetate plasticizing properties can improve the flexibility of starch films and thermoplastic starch formulations.
This can help reduce the brittleness commonly associated with untreated starch-based materials.
1,2,3-Propanetriol triacetate is used in protein-based films.
It can modify intermolecular interactions within certain protein polymer networks.
The resulting material may exhibit improved flexibility and reduced brittleness.
1,2,3-Propanetriol triacetate is used in edible-film research.
1,2,3-Propanetriol triacetate plasticizing ability can improve the mechanical flexibility of films made from food-compatible polymers.
This application is studied for coatings and packaging materials.
1,2,3-Propanetriol triacetate is used in controlled-release coating research.
It can modify the mechanical properties and permeability of polymeric coating layers.
These effects can influence how rapidly an active ingredient is released from the coated material.
1,2,3-Propanetriol triacetate is used in agricultural formulation research.
1,2,3-Propanetriol triacetate solvent and carrier properties can assist in formulations containing selected agricultural active ingredients.
1,2,3-Propanetriol triacetate suitability depends on regulatory requirements and compatibility with the specific formulation.
1,2,3-Propanetriol triacetate is used in pesticide formulation research.
It can function as a solvent or formulation aid for certain active ingredients.
The actual application depends on the chemical properties of the pesticide and the intended formulation.
1,2,3-Propanetriol triacetate is used in fragrance formulations.
1,2,3-Propanetriol triacetate solvent properties can help incorporate selected fragrance components into liquid products.
Its relatively low volatility can also influence the persistence and physical behavior of the formulation.
1,2,3-Propanetriol triacetate is used in cosmetic colorant formulations.
1,2,3-Propanetriol triacetate can assist in dispersing or carrying certain organic color components.
This can contribute to uniform distribution within suitable cosmetic products.
Safety Profile:
Poison by ingestion, moderately toxic by intraperitoneal, subcutaneous, and intravenous routes.
An eye irritant, combustible when exposed to heat, flame, or powerful oxidizers.
To fight fire, use alcohol foam, water, CO2, dry chemical, when heated to decomposition it emits acrid smoke and irritating fumes.
1,2,3-Propanetriol triacetate is generally considered to have relatively low acute toxicity.
1,2,3-Propanetriol triacetate is widely used in food, pharmaceutical, cosmetic, and industrial applications when handled according to applicable requirements.
However, low acute toxicity does not mean that unnecessary occupational exposure should be ignored.
1,2,3-Propanetriol triacetate may cause mild skin irritation in susceptible individuals.
Prolonged or repeated contact can remove skin lipids and produce dryness or discomfort.
Protective gloves are appropriate when repeated industrial or laboratory contact is expected.
1,2,3-Propanetriol triacetate may cause eye irritation.
Direct contact with the liquid can produce temporary redness, watering, or burning sensations.
Eyes should be rinsed thoroughly with water following accidental exposure.
1,2,3-Propanetriol triacetate may cause respiratory irritation when aerosols or heated vapors are generated.
1,2,3-Propanetriol triacetates low volatility limits airborne exposure under ordinary room-temperature conditions.
Higher exposure can occur during spraying, heating, mist generation, or poorly ventilated processing.
1,2,3-Propanetriol triacetate can cause gastrointestinal discomfort if significant quantities are accidentally swallowed.
Possible effects may include nausea, abdominal discomfort, or digestive disturbance.
Accidental ingestion should be treated according to the applicable safety data sheet and medical guidance.
1,2,3-Propanetriol triacetate is not normally classified as a highly flammable liquid.
Nevertheless, it is an organic combustible material and can burn when exposed to sufficiently strong ignition sources.
Heating should therefore be controlled and unnecessary exposure to flames or high temperatures avoided.
1,2,3-Propanetriol triacetate can produce irritating decomposition products when strongly heated.
Thermal decomposition can generate carbon oxides and other irritating organic decomposition products.
Adequate ventilation is particularly important during high-temperature processing.
