Name | Triacetin |
Synonyms | FEMA 2007 TRIACETIN Triacetin TRIACETINE Triacetyl glycerin GLYCERYL TRIACETATE Glyceryl triacetate Glycerol triacetate GLYCERIN TRIACETATE GLYCEROL TRIACETATE 1,2,3-Propanetriol triacetate propane-1,2,3-triyl triacetate 1,3-Diacetyloxypropan-2-yl acetate Glycerol Triacetate, USP Grade(1.03000) |
CAS | 102-76-1 |
EINECS | 203-051-9 |
InChI | InChI=1/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 |
Molecular Formula | C9H14O6 |
Molar Mass | 218.2 |
Density | 1.16g/mLat 25°C(lit.) |
Melting Point | 3°C(lit.) |
Boling Point | 258-260°C(lit.) |
Flash Point | 300°F |
JECFA Number | 920 |
Water Solubility | 64.0 g/L (20 ºC) |
Solubility | Soluble in water, alcohol, benzene, chloroform, ether and other organic solvents, slightly soluble in carbon disulfide |
Vapor Presure | 0.00248 mm Hg @ 250C |
Vapor Density | 7.52 (vs air) |
Appearance | Transparent liquid |
Color | Clear colorless |
Odor | Characteristic odour |
Merck | 14,9589 |
BRN | 1792353 |
Storage Condition | Sealed in dry,Room Temperature |
Stability | Stable. Incompatible with strong oxidizing agents. Combustible. |
Sensitive | Easily absorbing moisture |
Explosive Limit | 1.05%, 189°F |
Refractive Index | n25/D 1.429-1.431(li |
MDL | MFCD00008716 |
Physical and Chemical Properties | Density 1.155 melting point 3°C boiling point 258°C refractive index 1.429-1.433 flash point 148°C water-soluble 64.0g/L (20°C) |
Use | Used as chromatographic fixative, solvent, toughening agent and perfume fixative |
Safety Description | S23 - Do not breathe vapour. S24/25 - Avoid contact with skin and eyes. |
WGK Germany | 1 |
RTECS | AK3675000 |
TSCA | Yes |
HS Code | 29153930 |
Toxicity | LD50 i.v. in mice: 1600 ±81 mg/kg (Wretlind) |
Reference Show more | 1. [IF=4.35] Tian Lan et al."Analysis of the Aroma Chemical Composition of Commonly Planted Kiwifruit Cultivars in China."Foods. 2021 Jul;10(7):1645 |
This product is calculated as anhydrous, and the content of ^ ^ ^ ^ should be 97.0% ~ 100.5%.
The relative density of this product (General 0601) in 25T: When 1. 152~158.
The refractive index of this product (General 0622) is 1. 429~432.
take 5 g of this product, add 50ml of neutral ethanol to dissolve, add 5 drops of phenolphthalein indicator solution, and titrate to pink with sodium hydroxide titration solution (0.020mol/L). Consumption of sodium hydroxide titration solution (0.020mol/L) should not pass 1. 0ml.
This product should be colorless, such as color, and yellow 1 Standard Colorimetric liquid (General Principles 0901 The first method) comparison, not deeper.
take an appropriate amount of this product and determine it according to the method of moisture determination (General rule 0832 first method). The water content shall not exceed.
Take 5.0g of this product, burn with small fire to carbonize (place asbestos net), cool, add sulfuric acid 0 .5M l small fire to complete carbonization, cold, plus nitric acid 0. It shall be dried by evaporation on a water bath at a temperature of 350 ~ 400C to make it ash completely. It shall be checked according to law (General rule 0821, Law 2) and shall not contain more than 5 parts per million of heavy metals.
take 0822g of this product, dissolve it with 0.0005% ml of water and 5m l of hydrochloric acid, and check it according to law (General rule first law), and it shall comply with the regulations ().
take this product 0. 3G, precision weighing, 250ml Erlenmeyer flask, precision plus human ethanol potassium hydroxide titration solution (0.5 M o l/L )2 5 M l and several grains of glass beads, shake well, heat and reflux for 30 minutes, let cool, add phenol indicator solution 0.5 m l, with hydrochloric acid titration solution (0.5 M o l/L) titration, and the results of the titration were corrected by blank test. Each ml of potassium hydroxide titrant from ethanol (0. 5mol/l) corresponds to 36. 37mg of C9H 1406.
pharmaceutical excipients, solvents, plasticizers and humectants.
sealed and preserved in a dry place.