2158-82-9

• 常用中文名：3-Thiophenecarboxylicacid, 4-hydroxy-2-methyl-, ethyl ester
• 常用英文名：3-Thiophenecarboxylicacid, 4-hydroxy-2-methyl-, ethyl ester
• CAS号：2158-82-9
• 分子式：C₈H₁₀O₃S
• 分子量：186.22800
• 发布时间：2017-01-25 12:36:40
• 更新时间：2024-01-02 10:46:33

名称

• 英文名: ethyl 4-hydroxy-2-methylthiophene-3-carboxylate
• 英文别名: ethyl 4-hydroxy-2-methylthiophen-3-carboxylate; 4-hydroxy-2-methyl-thiophene-3-carboxylic acid ethyl ester; 3-ethoxycarbonyl-4-hydroxy-2-methylthiophene; 2-methyl-3-carbethoxy-4-hydroxythiophene; 4-hydroxy-2-methyl-3-thiophenecarboxylic acid ethyl ester; Ethyl 4-hydroxy-2-methyl-3-thiophenecarboxylate; 4-Hydroxy-2-methyl-thiophen-3-carbonsaeure-aethylester

物化性质

• 密度: 1.258g/cm3
• 沸点: 250.7ºC at 760mmHg
• 分子式: C₈H₁₀O₃S
• 分子量: 186.22800
• 精确质量: 186.03500
• PSA: 74.77000
• LogP: 1.93880
• 蒸汽压: 0.0134mmHg at 25°C
• 折射率: 1.558

安全

• 海关编码: 2934999090

海关

海关编码	2934999090
中文概述	2934999090. 其他杂环化合物. 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:20.0%
申报要素	品名, 成分含量, 用途
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%