7-ethyl-2-methyl-4-oxo-4,7-dihydrothieno(2,3-b)pyridine-5-carboxylic acid

Modify Date: 2025-09-13 18:28:13

7-ethyl-2-methyl-4-oxo-4,7-dihydrothieno(2,3-b)pyridine-5-carboxylic acid Structure
7-ethyl-2-methyl-4-oxo-4,7-dihydrothieno(2,3-b)pyridine-5-carboxylic acid structure
Common Name 7-ethyl-2-methyl-4-oxo-4,7-dihydrothieno(2,3-b)pyridine-5-carboxylic acid
CAS Number 55503-20-3 Molecular Weight 237.27500
Density 1.39g/cm3 Boiling Point 407.9ºC at 760 mmHg
Molecular Formula C11H11NO3S Melting Point N/A
MSDS N/A Flash Point 200.5ºC

 Names

Name 7-ethyl-2-methyl-4-oxothieno[2,3-b]pyridine-5-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.39g/cm3
Boiling Point 407.9ºC at 760 mmHg
Molecular Formula C11H11NO3S
Molecular Weight 237.27500
Flash Point 200.5ºC
Exact Mass 237.04600
PSA 87.54000
LogP 2.08950
Index of Refraction 1.625

 Synthetic Route

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7-ethyl-2-methyl-4-oxo-4,7-dihydrothieno(2,3-b)pyridine-5-carboxylic acid Structure

7-ethyl-2-methy...

CAS#:55503-20-3

Literature: Gilis; Haemers; Bollaert European Journal of Medicinal Chemistry, 1978 , vol. 13, # 3 p. 265 - 269

~%

7-ethyl-2-methyl-4-oxo-4,7-dihydrothieno(2,3-b)pyridine-5-carboxylic acid Structure

7-ethyl-2-methy...

CAS#:55503-20-3

Literature: Bompart; Giral; Malicorne; Puygrenier European Journal of Medicinal Chemistry, 1987 , vol. 22, # 2 p. 139 - 145

~%

7-ethyl-2-methyl-4-oxo-4,7-dihydrothieno(2,3-b)pyridine-5-carboxylic acid Structure

7-ethyl-2-methy...

CAS#:55503-20-3

Literature: Gilis; Haemers; Bollaert European Journal of Medicinal Chemistry, 1978 , vol. 13, # 3 p. 265 - 269

 Precursor & DownStream

Precursor  2

DownStream  0

 Synonyms

Emodhtp
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