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亚甲基双乙酸酯

亚甲基双乙酸酯名称

[ CAS 号 ]:
628-51-3

[ 中文名 ]:
[二]乙酸亞甲酯

[ 英文名 ]:
Methylene diacetate

[中文别名 ]:

二乙醯氧甲烷

[英文别名 ]:

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

亚甲基双乙酸酯物理化学性质

[ 密度 ]:
1.1±0.1 g/cm3

[ 沸点 ]:
164.5±0.0 °C at 760 mmHg

[ 熔点 ]:
-23ºC(lit.)

[ 分子式 ]:
C₅H₈O₄

[ 分子量 ]:
132.115

[ 闪点 ]:
73.9±0.0 °C

[ 精确质量 ]:
132.042252

[ PSA ]:
52.60000

[ LogP ]:
-0.31

[ 外观性状 ]:
液体

[ 蒸汽压 ]:
2.0±0.3 mmHg at 25°C

[ 折射率 ]:
1.402

[ 储存条件 ]:
2-8°C

亚甲基双乙酸酯毒性和生态

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

亚甲基双乙酸酯安全信息

[ 危害码 (欧洲) ]:
Xi

[ 海关编码 ]:
2916190090

亚甲基双乙酸酯合成路线

详细合成路线

亚甲基双乙酸酯海关

[ 海关编码 ]: 2916190090

[ 中文概述 ]:
2916190090 其他不饱和无环一元羧酸（包括其酸酐、酰卤化物，过氧化物和过氧酸以及它们的衍生物）。监管条件:AB(入境货物通关单,出境货物通关单)。增值税率:17.0%。退税率:9.0%。最惠国关税:6.5%。普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 丙烯酸、丙烯酸盐或酯应报明包装

[ 监管条件 ]: A.入境货物通关单 B.出境货物通关单

[ 检验检疫 ]: R.进口食品卫生监督检验 S.出口食品卫生监督检验 M.进口商品检验 N.出口商品检验

[ 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%