Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Methylene diacetate
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Methylene diacetate
Price: ￥218.0/1g ￥118.0/250mg
Purity: 98.0%
Stocking Period: 3 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Methanediol,1,1-diacetate
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

628-51-3

628-51-3 structure

628-51-3 structure

Name: Methylene diacetate
Chemical Name: Methylene diacetate
CAS Number: 628-51-3
Molecular Formula: C₅H₈O₄
Molecular Weight: 132.115
Create Date: 2018-03-29 08:00:00
Modify Date: 2025-08-26 12:51:32

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

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

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

Hazard Codes	Xi
HS Code	2916190090

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%

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