Diacetin

Structural formula
General
Surname	Diacetin
other names	Glycerol diacetate 1,2,3-propanetriol-1,3-diacetate Diacetyl glycerin Glycerol diacetate E 1517
Molecular formula	C 7 H 12 O 5
Brief description	colorless, viscous liquid
External identifiers / databases
CAS number 25395-31-7 EC number 246-941-2 ECHA InfoCard 100,042,659 Wikidata Q904648
properties
Molar mass	176.17 g mol −1
Physical state	liquid
density	1.18 g cm −3 (20 ° C)
boiling point	259 ° C
solubility	easily soluble in water
safety instructions
GHS labeling of hazardous substances no GHS pictograms H and P phrases H: no H-phrases P: no P-phrases
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions .

Diacetin ( glycerol diacetate ) is an ester compound of glycerin and acetic acid .

properties

Diacetin is a colorless, slightly oily liquid and can be mixed with water.

use

In the food industry it is used as a flavor carrier . Because of its hygroscopic effect, it is also used as a humectant .

In the EU, it is only approved as a food additive for flavors and has the designation E 1517 .

Individual evidence

1. ↑ ^{a b c d e} Entry on glycerine-1,3-diacetate in the GESTIS substance database of the IFA , accessed on December 19, 2019(JavaScript required) .
2. ↑ glycerol diacetate. In: additives online