Triacetin
Synonyms
1,2,3-Propanetriol, 1,2,3-triacetate;
1,2,3-Propanetriol, triacetate;
FEMA No. 2007;
Category
Non-ionic surfactant
> Ester
>> Fatty Alcohol Ester
>>> Glyceride
Chemical Numbering System
CAS: 102-76-1
EINECS: 203-051-9
Molecular Formula & Molecular Weight
Molecular Formula: C9H14O6
Molecular Weight: 218.20
Structure
Properties
Appearance (1), liquid.
Solubility soluble in water.
Physical - chemical properties
|
Water solubility, g/L |
58 (25 °C)[1] |
Stability stable. Under strong acid or strong alkali condition, easily hydrolyzed.
Risk Liquid form: flammable material; irritation, irritation to skin, eye, respiratory system. Harmful products of combustion are CO, CO2 and so on. Contact with strong oxidants, can cause to burn.
GHS label: 
Animal Toxicity
Table 1 Animal toxicity values
|
dog intravenous LD50 |
1500mg/kg[2] |
|
frog oral LDLo |
150mg/kg[2] |
|
guinea pig intramuscular LDLo |
1740mg/kg[2] |
|
mouse intraperitoneal LD50 |
1400mg/kg[2] |
|
mouse intravenous LD50 |
1600mg/kg[2] |
|
mouse oral LD50 |
1100mg/kg[2] |
|
mouse subcutaneous LD50 |
2300mg/kg[2] |
|
rabbit intravenous LD50 |
750mg/kg[2] |
|
rat intraperitoneal LD50 |
2100mg/kg[2] |
|
rat oral LD50 |
3000mg/kg[2] |
|
rat subcutaneous LD50 |
2800mg/kg[2] |
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent antimicrobial, dispersing, emulsifying, solubilizing, cleansing abilities.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Liquid |
|
|
Actives, %, ≥ |
95.0 |
Test Methods
(1), Actives
GB/T 13173 Surface active agents -- Detergents -- Testing methods
2, Hazardous substances indexes
|
Item |
Hazardous substances indexes |
|
Liquid |
|
|
Heavy metals (as Pb), mg/kg, ≤ |
20 |
|
As, mg/kg, ≤ |
3 |
Test Methods
(1), Heavy metals (as Pb)
Safety and Technical Standards for Cosmetics (2015 Edition)
GB/T 30799 The test method of food detergents -- Determination of heavy metals
(2), As
Safety and Technical Standards for Cosmetics (2015 Edition)
GB/T 30797 The test method of food detergents -- Determination of total arsenic
3, Product standards
(1), Chinese standards
(1a), YC/T 144 Glycerol triacetate for cigarette
4, Further explanation
(a), On physical and chemical indexes: firstly, shall be indicated carbon atom distribution; secondly, shall be indicated average molecular weight.
(b), Used in cosmetics, should be test for harmful substances or furtherly test for microorganisms, according to local regulations and standards.
Major Uses
1, Typical applications
Use as dispersing agent, emulsion stabilizer.
Use as plasticizer.
Use as solvent.
Use as cleansing agent.
Use as antimicrobial agent.
2, Personal care products
Antimicrobial agent, plasticizer, solvent, perfume in personal care products.
3, Food
Use as food additive (perfume).
Manufacturers
References
[1]: HSDB. 102-76-1, Triacetin
[2]: ChemIDplus. 102-76-1, Triacetin
Update: 20141007(1); 20200705(2);