2-Cyanoethyl 4-(4-cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate

It serves as a protected ester precursor (finerenone 2-cyanoethyl ester) that is converted into the final active pharmaceutical ingredient (API) via deprotection (hydrolysis) and subsequent steps. 2-Cyanoethyl 4-(4-cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate is a key intermediate and a specified process-related impurity in the synthesis of finerenone.

API Name Finerenone
CAS No 1050477-44-5
Molecular Formula C24H24N4O4
Molecular Weight 432.5 g/mol
Synonyms 2-cyanoethyl 4-(4-cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate

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