20969-37-3

• 常用中文名：Methyl thieno[2,3-b]thiophene-2-carboxylate
• 常用英文名：Methyl thieno[2,3-b]thiophene-2-carboxylate
• CAS号：20969-37-3
• 分子式：C₈H₆O₂S₂
• 分子量：198.262
• 发布时间：2016-05-05 13:45:36
• 更新时间：2024-01-08 17:01:47

名称

• 英文名: Methyl thieno[2,3-b]thiophene-2-carboxylate
• 英文别名: Methyl thieno[2,3-b]thiophene-2-carboxylate; methyl thien-3-yl-acetate; Thieno[2,3-b]thiophene-2-carboxylic acid, methyl ester; methyl thieno<2,3-b>thiophene-2-carboxylate; Methylthiophene-3-acetate; methyl thiophen-3-acetate; thiophen-3-yl-acetic acid methyl ester; 3-Thiopheneacetic acid,methyl ester; methyl thieno<2,3-b>thiophene-2-carboxylic acid; Methyl 3-thienylacetate

物化性质

• 密度: 1.4±0.1 g/cm3
• 沸点: 308.2±22.0 °C at 760 mmHg
• 分子式: C₈H₆O₂S₂
• 分子量: 198.262
• 闪点: 140.2±22.3 °C
• 精确质量: 197.980927
• PSA: 82.78000
• LogP: 5.21
• 蒸汽压: 0.0±0.7 mmHg at 25°C
• 折射率: 1.673

安全

• 海关编码: 2934999090

合成路线

19685-82-6 ~82% 20969-37-3

文献：Eisai Co., Ltd. Patent: US5340833 A1, 1994 ; US 5340833 A

14756-75-3 18107-18-1 ~% 20969-37-3

文献：Merck and Co., Inc. Patent: US6642237 B1, 2003 ; Location in patent: Page/Page column 124 ;

13250-82-3 ~% 20969-37-3

文献：Prugh; Hartman; Mallorga; McKeever; Michelson; Murcko; Schwam; Smith; Sondey; Springer; Sugrue Journal of Medicinal Chemistry, 1991 , vol. 34, # 6 p. 1805 - 1818

122267-20-3 ~% 20969-37-3

文献：Prugh; Hartman; Mallorga; McKeever; Michelson; Murcko; Schwam; Smith; Sondey; Springer; Sugrue Journal of Medicinal Chemistry, 1991 , vol. 34, # 6 p. 1805 - 1818

67-56-1 14756-75-3 ~% 20969-37-3

文献：Kukolja; Draheim; Graves; Hunden; Pfeil; Cooper; Ott; Counter Journal of medicinal chemistry, 1985 , vol. 28, # 12 p. 1896 - 1903

186581-53-3 14756-75-3 ~% 20969-37-3

文献：Challenger; Emmott Journal of the Institute of Petroleum, 1951 , vol. 37, p. 396,401 Full Text Show Details Challenger et al. Journal of the Institute of Petroleum, 1948 , vol. 34, p. 922,927

39076-86-3 ~% 20969-37-3

文献：Challenger; Emmott Journal of the Institute of Petroleum, 1951 , vol. 37, p. 396,401

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%