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甲撑丙二酸二乙酯

甲撑丙二酸二乙酯名称

[ CAS 号 ]:
3377-20-6

[ 中文名 ]:
甲撑丙二酸二乙酯

[ 英文名 ]:
Diethyl methylenemalonate

[中文别名 ]:

[英文别名 ]:

2-methylene-malonic acid diethyl ester
Diethyl ethylene-1,1-dicarboxylate
Propanedioic acid,2-Methylene-,1,3-diethyl ester
diethylethoxymethylene malonate
Diethyl methylenemalonate
methylidenemalonic acid diethyl ester
Propanedioic acid, 2-methylene-, diethyl ester
diethyl methylidenemalonate
Diethyl 2-methylenemalonate
Methylenemalonic acid diethyl ester

甲撑丙二酸二乙酯物理化学性质

[ 密度 ]:
1.1±0.1 g/cm3

[ 沸点 ]:
174.4±13.0 °C at 760 mmHg

[ 分子式 ]:
C₈H₁₂O₄

[ 分子量 ]:
172.178

[ 闪点 ]:
73.0±18.2 °C

[ 精确质量 ]:
172.073563

[ PSA ]:
52.60000

[ LogP ]:
1.71

[ 蒸汽压 ]:
1.2±0.3 mmHg at 25°C

[ 折射率 ]:
1.433

甲撑丙二酸二乙酯毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TY1848000

CHEMICAL NAME :: Propanedioic acid, methylene-, diethyl ester

CAS REGISTRY NUMBER :: 3377-20-6

BEILSTEIN REFERENCE NO. :: 1723773

LAST UPDATED :: 199712

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C8-H12-O4

MOLECULAR WEIGHT :: 172.20

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >500 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CBCCT* "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. (National Academy of Science Library, 2101 Constitution Ave., NW, Washington, DC 20418) Volume(issue)/page/year: 6,147,1954

甲撑丙二酸二乙酯安全信息

[ 海关编码 ]:
2917190090

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甲撑丙二酸二乙酯海关

[ 海关编码 ]: 2917190090

[ 中文概述 ]:
2917190090 其他无环多元羧酸. 增值税率:17.0% 退税率:9.0% 监管条件:无最惠国关税:6.5% 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 对苯二甲酸请注明4-CBA值, 对苯二甲酸请注明P-TL酸值, 对苯二甲酸请注明色度, 对苯二甲酸请注明水分

[ Summary ]:
2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%