Thieno[2,3-b]thiophene-2-carboxylicacid

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Names

[ Name ]:
Thieno[2,3-b]thiophene-2-carboxylicacid

[Synonym ]:
Thieno[2,3-b]thiophene-2-carboxylic acid
Thieno[2,3-b]thiophene-2-carboxylicacid
thieno[2,3-b]thiophene-5-carboxylic acid

Chemical & Physical Properties

[ Density]:
1.6±0.1 g/cm3

[ Boiling Point ]:
389.5±22.0 °C at 760 mmHg

[ Melting Point ]:
236ºC

[ Molecular Formula ]:
C₇H₄O₂S₂

[ Molecular Weight ]:
184.236

[ Flash Point ]:
189.4±22.3 °C

[ Exact Mass ]:
183.965271

[ PSA ]:
93.78000

[ LogP ]:
4.91

[ Vapour Pressure ]:
0.0±0.9 mmHg at 25°C

[ Index of Refraction ]:
1.770

Safety Information

[ Hazard Codes ]:
Xi

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2934999090

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

Related Compounds

Thieno[2,3-b]thiophene-2,5-dicarboxaldehyde
Thieno[2,3-b]thiophene-2,5-dicarboxylic acid, 3,4-dimethyl-, 2-(1,1-dimethylethyl) 5-ethyl ester
Thieno[2,3-b]thiophene-2-carboxylic acid, 3,4-diamino-5-cyano-, ethyl ester (en)
3,4-Diaminothieno[2,3-b]thiophene-2,5-dicarbonitrile
thieno[2,3-b]thiophene-2-carboxaldehyde ethylene glycol acetal
Methyl thieno[2,3-b]thiophene-2-carboxylate
(5Z)-5-[[5-(2,5-Dichlorophenyl)furan-2-yl]methylidene]-1-(1,1-dioxothiolan-3-yl)-4-methyl-2,6-dioxopyridine-3-carbonitrile
5-amino-N-(3-chloro-4-fluorophenyl)-1-{[2-(2,4-dimethoxyphenyl)-5-methyl-1,3-oxazol-4-yl]methyl}-1H-1,2,3-triazole-4-carboxamide
5-{[5-(2,4-Dichlorophenyl)furan-2-yl]methylidene}-1-(1,1-dioxo-1lambda6-thiolan-3-yl)-4-methyl-2,6-dioxo-1,2,5,6-tetrahydropyridine-3-carbonitrile
5-amino-N-(3-chloro-4-fluorophenyl)-1-{[2-(3-chlorophenyl)-5-methyl-1,3-oxazol-4-yl]methyl}-1H-1,2,3-triazole-4-carboxamide
5-amino-N-(3-chloro-4-fluorophenyl)-1-{[2-(2-methoxyphenyl)-5-methyl-1,3-oxazol-4-yl]methyl}-1H-1,2,3-triazole-4-carboxamide
5-amino-N-(3,4-dimethoxyphenyl)-1-[(5-methyl-2-phenyl-1,3-oxazol-4-yl)methyl]-1H-1,2,3-triazole-4-carboxamide
1-(2-oxo-2-(4-phenylpiperazin-1-yl)ethyl)-3-(3-(o-tolyl)-1,2,4-oxadiazol-5-yl)pyridin-2(1H)-one
CID 45599123
5-amino-N-(3,4-dimethoxyphenyl)-1-{[2-(4-ethoxyphenyl)-5-methyl-1,3-oxazol-4-yl]methyl}-1H-1,2,3-triazole-4-carboxamide
2-{1-[(5-chloro-2-thienyl)sulfonyl]piperidin-4-yl}-N-(3-methylbenzyl)propanamide

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