Structure via PubChem · Public domain (PubChem)
triacetin
Sign in to saveAlso known as glycerin triacetate, 1,2,3-triacetoxypropane, E-1518, E1518, E 1518, Triacetyl glycerin, Triacetyl glycerine, Glycerol triacetate
Triacetin is the organic compound with the formula . It is classified as a triglyceride, i.e., the triester of glycerol with acetic acid. It is a colorless, viscous, and odorless liquid with a high boiling point and a low melting point. It has a mild, sweet taste in concentrations lower than , but may appear bitter at higher concentrations. It is one of the glycerine acetate compounds.
Chemical data
- Formula
- C9H14O6
- Molecular weight
- 218.2 g/mol
- IUPAC name
- 2,3-diacetyloxypropyl acetate
- SMILES
- CC(=O)OCC(COC(=O)C)OC(=O)C
- InChIKey
- URAYPUMNDPQOKB-UHFFFAOYSA-N
- XLogP
- 0.2
- Polar surface area
- 78.9 Ų
- H-bond donors
- 0
- H-bond acceptors
- 6
- Formal charge
- 0
via PubChem
Research
526 papers- Triacetin.International journal of toxicology · 2023
- Final report on the safety assessment of triacetin.International journal of toxicology · 2003
- Dietary triacetin, but not medium chain triacylglycerides, blunts weight gain in diet-induced rat model of obesity.Lipids · 2023
- Digestion and absorption of triacetin, a short-chain triacylglycerol.Lipids · 2025
- Triacetin: a potential parenteral nutrient.JPEN. Journal of parenteral and enteral nutrition · 1991
via PubMed
Wikidata facts
- Mass
- 218.079
Show 8 more facts
- chemical formula
- C₉H₁₄O₆
- canonical SMILES
- CC(=O)OCC(COC(=O)C)OC(=O)C
- World Health Organisation international non-proprietary name
- triacetin
- melting point
- -78
- MCN code
- 2915.39.21
- boiling point
- 259
- Commons category
- Triacetin
- isomeric SMILES
- C(OC(=O)C)[C@]([H])(OC(C)=O)COC(C)=O
via Wikidata · CC0
~3 min read
Article
5 sectionsContents
- Uses
- Potential uses
- Synthesis
- Safety
- References
Triacetin is the organic compound with the formula . It is classified as a triglyceride, i.e., the triester of glycerol with acetic acid. It is a colorless, viscous, and odorless liquid with a high boiling point and a low melting point. It has a mild, sweet taste in concentrations lower than , but may appear bitter at higher concentrations. It is one of the glycerine acetate compounds.
==Uses== Triacetin is a common food additive, for instance as a solvent in flavorings, and for its humectant function, with E number E1518 and Australian approval code A1518. It is used as an excipient in pharmaceutical products, where it is used as a humectant, a plasticizer, and as a solvent.