3-Butenoic acid,4-hydroxy-4-(3-hydroxyphenyl)-2-oxo-
- 中文别名:4-羟基-4-(3-羟基苯基)-2-氧代-3-丁烯酸
- 中文释义:4-羟基-4-(3-羟基苯基)-2-氧代-3-丁烯酸
- 英文别名:4-hydroxy-4-(3-hydroxyphenyl)-2-oxobut-3-enoic acid;
4-Hydroxy-4-(3-hydroxy-phenyl)-2-oxo-but-3-enoic acid
- CAS No.:904814-38-6
- 分子式:C10H8O5
- 分子量:208.17
- 精确分子量:208.03700
- PSA:94.83000
- 分子结构式:
物化性质
- 密度:
- 1.508g/cm3
- 沸点:
- 447.4ºC at 760mmHg
- 闪点:
- 238.5ºC
- 折射率:
- 1.651
安全信息
- 密度:
- 1.508g/cm3
- 沸点:
- 447.4ºC at 760mmHg
- 闪点:
- 238.5ºC
- 折射率:
- 1.651
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%