4-Hydroxy-2-thiophenecarboxylic acid

• 常用名: 4-Hydroxy-2-thiophenecarboxylic acid
• 英文名: 4-Hydroxy-2-thiophenecarboxylic acid
• CAS号: 40748-90-1
• 分子量: 144.148
• 密度: 1.6±0.1 g/cm3
• 沸点: 381.0±27.0 °C at 760 mmHg
• 分子式: C₅H₄O₃S
• 熔点: N/A
• 闪点: 184.2±23.7 °C

4-Hydroxy-2-thiophenecarboxylic acid名称

• 英文名: 4-hydroxythiophene-2-carboxylic acid

4-Hydroxy-2-thiophenecarboxylic acid物理化学性质

• 密度: 1.6±0.1 g/cm3
• 沸点: 381.0±27.0 °C at 760 mmHg
• 分子式: C₅H₄O₃S
• 分子量: 144.148
• 闪点: 184.2±23.7 °C
• 精确质量: 143.988113
• PSA: 85.77000
• LogP: 1.18
• 蒸汽压: 0.0±0.9 mmHg at 25°C
• 折射率: 1.667

4-Hydroxy-2-thiophenecarboxylic acid安全信息

• 海关编码: 2934999090

4-Hydroxy-2-thiophenecarboxylic acid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%

4-Hydroxy-2-thiophenecarboxylic acid英文别名

• 2-Thiophenecarboxylic acid,4-hydroxy
• 4-Hydroxy-thiophen-2-carbonsaeure
• 3-Hydroxy-5-hydroxycarbonyl-thiophen
• 2-Thiophenecarboxylic acid, 4-hydroxy-
• 4-Hydroxy-2-thiophenecarboxylic acid
• 4-hydroxy-2-thenoic acid
• 4-hydroxy-thiophene-2-carboxylic acid