20198-77-0

• 常用中文名：2,3-DICHLORO-N-ETHYLMALEINIMIDE
• 常用英文名：2,3-DICHLORO-N-ETHYLMALEINIMIDE
• CAS号：20198-77-0
• 分子式：C₆H₅Cl₂NO₂
• 分子量：194.01500
• 发布时间：2016-07-04 20:57:26
• 更新时间：2025-09-25 11:18:45

名称

• 英文名: 3,4-dichloro-1-ethylpyrrole-2,5-dione
• 英文别名: Maleimide,dichloro-N-ethyl; N-Ethyl-dichloromaleinimide; 3,4-dichloro-1-ethyl-1H-pyrrole-2,5-dione; MALEIMIDE,2,3-DICHLORO-N-ETHYL; 2,3-Dichloro-N-ethylmaleimide; N-Ethyl-dichlormaleinimid; 3,4-dichloro-N-ethylmaleimide; N-Ethyl-2,3-dichlor-maleimid; 3,4-dichloro-1-ethyl-pyrrole-2,5-dione

物化性质

• 密度: 1.53g/cm3
• 沸点: 224.5ºC at 760 mmHg
• 分子式: C₆H₅Cl₂NO₂
• 分子量: 194.01500
• 闪点: 89.6ºC
• 精确质量: 192.97000
• PSA: 37.38000
• LogP: 1.00220
• 蒸汽压: 0.0907mmHg at 25°C
• 折射率: 1.561

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : ON5175000 CHEMICAL NAME : Maleimide, 2,3-dichloro-N-ethyl- CAS REGISTRY NUMBER : 20198-77-0 LAST UPDATED : 199612 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C6-H5-Cl2-N-O2 MOLECULAR WEIGHT : 194.02 WISWESSER LINE NOTATION : T5VNVJ B2 DG EG HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 15521 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : ARTODN Archives of Toxicology. (Springer-Verlag, Heidelberger Pl. 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.32- 1974- Volume(issue)/page/year: 37,15,1976 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 5600 ug/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#03694 ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intraperitoneal DOSE : 6200 ug/kg SEX/DURATION : female 9 day(s) after conception TOXIC EFFECTS : Reproductive - Specific Developmental Abnormalities - other developmental abnormalities Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) REFERENCE : ARTODN Archives of Toxicology. (Springer-Verlag, Heidelberger Pl. 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.32- 1974- Volume(issue)/page/year: 37,15,1976

安全

• 海关编码: 2925190090

海关

海关编码	2925190090
中文概述	2925190090 其他酰亚胺及其衍生物盐. 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
Summary	2925190090 other imides and their derivatives; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%