2H-1-Benzopyran-3-carboxylicacid, 6-methoxy-, ethyl ester
- 中文别名：6-甲氧基-2H-色烯-3-羧酸乙基酯
- 中文释义：6-甲氧基-2H-色烯-3-羧酸乙基酯
- 英文别名：ethyl 6-methoxy-2H-chromene-3-carboxylate;
2H-1-Benzopyran-3-carboxylic acid,6-methoxy-,ethyl ester;
Ethyl 6-methoxy-2H-1-benzopyran-3-carboxylate;
6-METHOXY-2H-CHROMENE-3-CARBOXYLIC ACID ETHYL ESTER
- CAS No.：57543-61-0
- 分子式：C13H14O4
- 分子量：234.25
- 精确分子量：234.08900
- PSA：44.76000
- InChI：The Key: QNUWBOZJFBGFBG-UHFFFAOYSA-N
- 分子结构式：
物化性质
- 密度：
- 1.19g/cm3
- 沸点：
- 353.1ºC at 760 mmHg
- 闪点：
- 156.1ºC
- 折射率：
- 1.541
安全信息
- 密度：
- 1.19g/cm3
- 沸点：
- 353.1ºC at 760 mmHg
- 闪点：
- 156.1ºC
- 折射率：
- 1.541
毒理性
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- DJ2387000
- CHEMICAL NAME :
- 2H-1-Benzopyran-3-carboxylic acid, 6-methoxy-, ethyl ester
- CAS REGISTRY NUMBER :
- 57543-61-0
- BEILSTEIN REFERENCE NO. :
- 1379586
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 1
- MOLECULAR FORMULA :
- C13-H14-O4
- MOLECULAR WEIGHT :
- 234.27
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Unreported
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- >1 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- EJMCA5 European Journal of Medicinal Chemistry--Chimie Therapeutique. (Editions Scientifiques Elsevier, 29 rue Buffon, F-75005, Paris, France) V.9- 1974- Volume(issue)/page/year: 11,81,1976
海关数据
中国海关编码：2918990090
- 概述：
- 2918990090. 其他含其他附加含氧基羧酸（包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物）. 增值税率:17.0%. 退税率:13.0%. 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
- 摘要/Summary：
- 2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%
