7-ETHYL-2-METHYL-4-OXO-3-PHENYL-4,7-DIHYDROTHIENO[2,3-B]PYRIDINE-5-CARBOXYLIC ACID

Modify Date: 2025-08-31 17:37:00

7-ETHYL-2-METHYL-4-OXO-3-PHENYL-4,7-DIHYDROTHIENO[2,3-B]PYRIDINE-5-CARBOXYLIC ACID Structure
7-ETHYL-2-METHYL-4-OXO-3-PHENYL-4,7-DIHYDROTHIENO[2,3-B]PYRIDINE-5-CARBOXYLIC ACID structure
 Common Name 7-ETHYL-2-METHYL-4-OXO-3-PHENYL-4,7-DIHYDROTHIENO[2,3-B]PYRIDINE-5-CARBOXYLIC ACID
CAS Number 67637-70-1 Molecular Weight 313.37100
Density 1.328g/cm3 Boiling Point 489.1ºC at 760 mmHg
Molecular Formula C17H15NO3S Melting Point N/A
MSDS N/A Flash Point 249.6ºC

 Names

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

 Chemical & Physical Properties

Density 1.328g/cm3
Boiling Point 489.1ºC at 760 mmHg
Molecular Formula C17H15NO3S
Molecular Weight 313.37100
Flash Point 249.6ºC
Exact Mass 313.07700
PSA 87.54000
LogP 3.75650
Index of Refraction 1.639

 Synthetic Route

[(5-methyl-4-phenyl-thiophen-2-ylamino)-methylene]-malonic acid diethyl ester structure

[(5-methyl-4-ph...

CAS#:67637-61-0

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7-ETHYL-2-METHYL-4-OXO-3-PHENYL-4,7-DIHYDROTHIENO[2,3-B]PYRIDINE-5-CARBOXYLIC ACID Structure

7-ETHYL-2-METHY...

CAS#:67637-70-1

Literature: Gilis; Haemers; Bollaert European Journal of Medicinal Chemistry, 1978 , vol. 13, # 3 p. 265 - 269
7-ethyl-2-methyl-4-oxo-3-phenyl-4,7-dihydro-thieno[2,3-b]pyridine-5-carboxylic acid ethyl ester structure

7-ethyl-2-methy...

CAS#:67637-69-8

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7-ETHYL-2-METHYL-4-OXO-3-PHENYL-4,7-DIHYDROTHIENO[2,3-B]PYRIDINE-5-CARBOXYLIC ACID Structure

7-ETHYL-2-METHY...

CAS#:67637-70-1

Literature: Gilis; Haemers; Bollaert European Journal of Medicinal Chemistry, 1978 , vol. 13, # 3 p. 265 - 269
2-methyl-4-oxo-3-phenyl-4,7-dihydro-thieno[2,3-b]pyridine-5-carboxylic acid ethyl ester structure

2-methyl-4-oxo-...

CAS#:67637-64-3

~%

7-ETHYL-2-METHYL-4-OXO-3-PHENYL-4,7-DIHYDROTHIENO[2,3-B]PYRIDINE-5-CARBOXYLIC ACID Structure

7-ETHYL-2-METHY...

CAS#:67637-70-1

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

 Synonyms

7-ethyl-2-methyl-4-oxo-3-phenyl-4,7-dihydrothieno[2,3-b]pyridine-5-carboxylic acid
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Chemsrc provides CAS#:67637-70-1 MSDS, density, melting point, boiling point, structure, etc. Its name is 7-ETHYL-2-METHYL-4-OXO-3-PHENYL-4,7-DIHYDROTHIENO[2,3-B]PYRIDINE-5-CARBOXYLIC ACID>> amp version: 7-ETHYL-2-METHYL-4-OXO-3-PHENYL-4,7-DIHYDROTHIENO[2,3-B]PYRIDINE-5-CARBOXYLIC ACID

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