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7-乙基-2-甲基-4-氧代-4,7-二氢噻吩并(2,3-b)吡啶-5-羧酸

7-乙基-2-甲基-4-氧代-4,7-二氢噻吩并(2,3-b)吡啶-5-羧酸

CAS号：55503-20-3

英文名：7-ethyl-2-methyl-4-oxothieno[2,3-b]pyridine-5-carboxylic acid

分子式：C11H11NO3S

分子量：237.275

上游原料

diethyl N-(5-methyl-2-thienyl)aminomethylenemalonate

diethyl N-(5-methyl-2-thienyl)aminomethylenemalonate

ethyl 2-methyl-4-oxo-7H-thieno[2,3-b]pyridine-5-carboxylate

ethyl 2-methyl-4-oxo-7H-thieno[2,3-b]pyridine-5-carboxylate

ethyl 7-ethyl-4,7-dihydro-2-methyl-4-oxo-thieno [2,3-b] pyridine-5-carboxylate

ethyl 7-ethyl-4,7-dihydro-2-methyl-4-oxo-thieno [2,3-b] pyridine-5-carboxylate

上游原料

diethyl N-(5-methyl-2-thienyl)aminomethylenemalonate ethyl 2-methyl-4-oxo-7H-thieno[2,3-b]pyridine-5-carboxylate ethyl 7-ethyl-4,7-dihydro-2-methyl-4-oxo-thieno [2,3-b] pyridine-5-carboxylate