Methylene diacetate

Modify Date: 2025-08-26 12:51:32

Methylene diacetate Structure
Methylene diacetate structure
Common Name Methylene diacetate
CAS Number 628-51-3 Molecular Weight 132.115
Density 1.1±0.1 g/cm3 Boiling Point 164.5±0.0 °C at 760 mmHg
Molecular Formula C5H8O4 Melting Point -23ºC(lit.)
MSDS N/A Flash Point 73.9±0.0 °C

 Names

Name Methylene diacetate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.1±0.1 g/cm3
Boiling Point 164.5±0.0 °C at 760 mmHg
Melting Point -23ºC(lit.)
Molecular Formula C5H8O4
Molecular Weight 132.115
Flash Point 73.9±0.0 °C
Exact Mass 132.042252
PSA 52.60000
LogP -0.31
Vapour Pressure 2.0±0.3 mmHg at 25°C
Index of Refraction 1.402
Storage condition 2-8°C

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
AI9075000
CHEMICAL NAME :
Acetic acid, methylene ester
CAS REGISTRY NUMBER :
628-51-3
BEILSTEIN REFERENCE NO. :
1758973
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C5-H8-O4
MOLECULAR WEIGHT :
132.13
WISWESSER LINE NOTATION :
1VO1OV1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
178 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#00030

 Safety Information

Hazard Codes Xi
HS Code 2916190090

 Synthetic Route

 Customs

HS Code 2916190090
Summary 2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%

 Synonyms

Methandiyldiacetat
Methanediyl diacetate
Methanediol, diacetate
methylene diacetate, 99
Methylene diacetate
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