Methyl thieno[2,3-b]thiophene-2-carboxylate

更新时间:2024-01-08 17:01:47

Methyl thieno[2,3-b]thiophene-2-carboxylate结构式
Methyl thieno[2,3-b]thiophene-2-carboxylate结构式
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常用名 Methyl thieno[2,3-b]thiophene-2-carboxylate 英文名 Methyl thieno[2,3-b]thiophene-2-carboxylate
CAS号 20969-37-3 分子量 198.262
密度 1.4±0.1 g/cm3 沸点 308.2±22.0 °C at 760 mmHg
分子式 C8H6O2S2 熔点 N/A
MSDS N/A 闪点 140.2±22.3 °C

 名称

英文名 Methyl thieno[2,3-b]thiophene-2-carboxylate
英文别名 更多

 物理化学性质

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

 安全信息

海关编码 2934999090

 合成线路

~82%

Methyl thieno[2,3-b]thiophene-2-carboxylate结构式

Methyl thieno[2...

20969-37-3

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

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Methyl thieno[2,3-b]thiophene-2-carboxylate结构式

Methyl thieno[2...

20969-37-3

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

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Methyl thieno[2,3-b]thiophene-2-carboxylate结构式

Methyl thieno[2...

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

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Methyl thieno[2,3-b]thiophene-2-carboxylate结构式

Methyl thieno[2...

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

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Methyl thieno[2,3-b]thiophene-2-carboxylate结构式

Methyl thieno[2...

20969-37-3

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

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Methyl thieno[2,3-b]thiophene-2-carboxylate结构式

Methyl thieno[2...

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

~%

Methyl thieno[2,3-b]thiophene-2-carboxylate结构式

Methyl thieno[2...

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%

 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