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3,4-diphenylthiophene-2,5-dicarboxylic acid

更新时间:2025-08-20 11:14:43

3,4-diphenylthiophene-2,5-dicarboxylic acid结构式
3,4-diphenylthiophene-2,5-dicarboxylic acid结构式
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常用名 3,4-diphenylthiophene-2,5-dicarboxylic acid 英文名 3,4-diphenylthiophene-2,5-dicarboxylic acid
CAS号 19799-42-9 分子量 324.35000
密度 1.382g/cm3 沸点 428.6ºC at 760 mmHg
分子式 C18H12O4S 熔点 N/A
MSDS N/A 闪点 213ºC

 名称

英文名 3,4-diphenylthiophene-2,5-dicarboxylic acid
英文别名 更多

 物理化学性质

密度 1.382g/cm3
沸点 428.6ºC at 760 mmHg
分子式 C18H12O4S
分子量 324.35000
闪点 213ºC
精确质量 324.04600
PSA 102.84000
LogP 4.47850
蒸汽压 4.14E-08mmHg at 25°C
折射率 1.67

 安全信息

海关编码 2934999090

 合成线路

~64%

3,4-diphenylthiophene-2,5-dicarboxylic acid结构式

3,4-diphenylthi...

19799-42-9

文献:Henckens; Colladet; Fourier; Cleij; Lutsen; Gelan; Vanderzande Macromolecules, 2005 , vol. 38, # 1 p. 19 - 26

 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%

 英文别名

3,4-Diphenyl-thiophen-2,5-dicarbonsaeure
3,4-diphenyl-thiophene-2,5-dicarboxylic acid
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