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

It is a structural precursor that, through subsequent steps including ethylation and deprotection, is converted into the final active pharmaceutical ingredient. 2-Cyanoethyl 4-(4-cyano-2-methoxyphenyl)-2,8-dimethyl-5-oxo-1,4,5,6-tetrahydro-1,6-naphthyridine-3-carboxylate is a key intermediate in the synthesis of finerenone (a mineralocorticoid receptor antagonist).

API Name Finerenone
CAS No 1050477-43-4
Molecular Formula C22H20N4O4
Molecular Weight 404.4 g/mol
Synonyms 2-cyanoethyl 4-(4-cyano-2-methoxyphenyl)-2,8-dimethyl-5-oxo-4,6-dihydro-1H-1,6-naphthyridine-3-carboxylate

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