20969-37-3

20969-37-3 structure

Name: Methyl thieno[2,3-b]thiophene-2-carboxylate
Chemical Name: Methyl thieno[2,3-b]thiophene-2-carboxylate
CAS Number: 20969-37-3
Molecular Formula: C₈H₆O₂S₂
Molecular Weight: 198.262
Create Date: 2016-05-05 13:45:36
Modify Date: 2024-01-08 17:01:47

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

Density	1.4±0.1 g/cm3
Boiling Point	308.2±22.0 °C at 760 mmHg
Molecular Formula	C₈H₆O₂S₂
Molecular Weight	198.262
Flash Point	140.2±22.3 °C
Exact Mass	197.980927
PSA	82.78000
LogP	5.21
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.673

HS Code	2934999090

19685-82-6

~82%

20969-37-3

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

14756-75-3

18107-18-1

20969-37-3

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

13250-82-3

20969-37-3

Literature: 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

Literature: 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

Literature: 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

Literature: 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

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

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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