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HomeProduct name listDiacetin

Diacetin

Synonym(s):Glycerol diacetate

  • CAS NO.:25395-31-7
  • Empirical Formula: C7H12O5
  • Molecular Weight: 176.17
  • MDL number: MFCD00008717
  • EINECS: 246-941-2
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-10-30 18:52:02
Diacetin Structural

What is Diacetin?

Chemical properties

clear liquid

The Uses of Diacetin

Diacetin is used as a solvent, plasticizer, and softening agent.

The Uses of Diacetin

Diacetin has been used to design and evaluate gliclazide push-pull osmotic pump (PPOP) coated with aqueous colloidal polymer dispersions.

Definition

ChEBI: A diglyceride resulting from the formal condensation of any two of the hydroxy groups of glycerol with the carboxy groups of two molecules of acetic acid (either R1 = H and R2 = Ac, or R1 = Ac and R2 = H).

General Description

Diacetin is widely used as plasticizer.

Synthesis

Prod.:
1) from Glycerin with 2 mol. Acetic acid.
2) from AHYIacetate uith Hypoiodous acid, followed by reaction with Potassium acetate.

Properties of Diacetin

Melting point: -30 °C
Boiling point: 280 °C
Density  1.17 g/mL at 25 °C (lit.)
vapor density  6.1 (vs air)
vapor pressure  <1 mm Hg ( 20 °C)
refractive index  n20/D 1.440(lit.)
Flash point: >230 °F
storage temp.  Inert atmosphere,Room Temperature
solubility  alcohol: soluble(lit.)
form  Liquid
color  Clear colorless
PH 5-6 (50g/l, H2O, 20℃)
Odor at 100.00 %. very mild alcoholic
Water Solubility  Soluble in water, alcohol, ether, benzene
Sensitive  Hygroscopic
Merck  14,2961
BRN  1706903
CAS DataBase Reference 25395-31-7(CAS DataBase Reference)
NIST Chemistry Reference 1,2,3-Propanetriol, diacetate(25395-31-7)
EPA Substance Registry System 1,2,3-Propanetriol, diacetate (25395-31-7)

Safety information for Diacetin

Signal word Danger
Pictogram(s)
ghs
Corrosion
Corrosives
GHS05
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H302:Acute toxicity,oral
H315:Skin corrosion/irritation
H318:Serious eye damage/eye irritation
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes P261:Avoid breathing dust/fume/gas/mist/vapours/spray.
P264:Wash hands thoroughly after handling.
P264:Wash skin thouroughly after handling.
P270:Do not eat, drink or smoke when using this product.
P271:Use only outdoors or in a well-ventilated area.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P310:Immediately call a POISON CENTER or doctor/physician.
P330:Rinse mouth.
P362:Take off contaminated clothing and wash before reuse.
P302+P352:IF ON SKIN: wash with plenty of soap and water.
P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P332+P313:IF SKIN irritation occurs: Get medical advice/attention.
P405:Store locked up.
P403+P233:Store in a well-ventilated place. Keep container tightly closed.
P501:Dispose of contents/container to..…

Computed Descriptors for Diacetin

Related products of tetrahydrofuran

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