CAS 1050477-43-4

2-cyanoethyl 4-(4-cyano-2-methoxyphenyl)-2,8-dimethyl-5-oxo-1,4,5,6-tetrahydro-1,6-naphthyridine-3-carboxylate2-Cyanoethyl 4-(4-cyano-2-methoxyphenyl)-2,8-dimethyl-5-oxo-1,4,5,6-tetrahydro-1,6-naphthyridine-3-carboxylate

Codes: FINE-006, (VII)638294-1-a, (I)638294-8-a, (V)638294-17-a

Application context (from source-drug indications)

Systolic heart failureFinerenoneDiastolic heart failureFinerenoneHeart failureFinerenoneChronic renal impairmentFinerenoneDiabetic nephropathyFinerenoneType 2 diabetesFinerenone

Source drugs (routes using this intermediate)

Drug	Tier	Expiry
Finerenone	Tier C — Watch / trade	2030

Position in synthesis routes (up/downstream chain)

Ordered by route registration; left → right is the synthesis direction. The highlighted node is the current CAS; others link to their own profiles.

FinerenoneOriginator routesteps: 7total yield: /

tert-butyl (E)-3-(4-cyano-2-methoxyphenyl)acrylate→4-formyl-3-methoxybenzonitrile→2-cyanoethyl 3-oxobutanoate→2-cyanoethyl (Z)-2-(4-cyano-2-methoxybenzylidene)-3-oxobutanoate→4-amino-5-methylpyridin-2(1H)-one→2-cyanoethyl 4-(4-cyano-2-methoxyphenyl)-2,8-dimethyl-5-oxo-1,4,5,6-tetrahydro-1,6-naphthyridine-3-carboxylate→2-cyanoethyl 4-(4-cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate→4-(4-cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylic acid→4-(4-cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxamide

FinerenoneOptimised routesteps: 7total yield: /

2,2-Dimethyl-6-methyl-1,3-dioxin-4-one→1-Cyano-2-hydroxyethane→2-Cyanoethyl 3-oxobutanoate→2-Methoxy-4-cyanobenzaldehyde→2-Cyanoethyl (2Z)-2-[(4-cyano-2-methoxyphenyl)methylene]-3-oxobutanoate→4-Amino-5-methylpyridin-2(1H)-one→2-Cyanoethyl 4-(4-cyano-2-methoxyphenyl)-2,8-dimethyl-5-oxo-1,4,5,6-tetrahydro-1,6-naphthyridine-3-carboxylate→(Diethoxymethoxy)ethane→1,1,1-Triethoxyethane→2-Cyanoethyl 4-(4-cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate→4-(4-Cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylic acid→(±)-4-(4-Cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxamide→4-(4-Cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,6-naphthyridine-3-carboxamide

FinerenoneOptimised routesteps: 4total yield: /

2-Cyanoethyl 4-(4-cyano-2-methoxyphenyl)-2,8-dimethyl-5-oxo-1,4,5,6-tetrahydro-1,6-naphthyridine-3-carboxylate→2-Cyanoethyl (4S)-4-(4-cyano-2-methoxyphenyl)-2,8-dimethyl-5-oxo-1,4,5,6-tetrahydro-1,6-naphthyridine-3-carboxylate→(Diethoxymethoxy)ethane→2-Cyanoethyl (4S)-4-(4-cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate→(4S)-4-(4-Cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylic acid→2-Cyanoethyl 4-(4-cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate→2-Cyanoethyl 4-(4-cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,6-naphthyridine-3-carboxylate

FinerenoneOptimised routesteps: 5total yield: /

2-Cyanoethyl 3-oxobutanoate→2-Methoxy-4-cyanobenzaldehyde→2-Cyanoethyl (2Z)-2-[(4-cyano-2-methoxyphenyl)methylene]-3-oxobutanoate→4-Amino-5-methylpyridin-2(1H)-one→2-Cyanoethyl 4-(4-cyano-2-methoxyphenyl)-2,8-dimethyl-5-oxo-1,4,5,6-tetrahydro-1,6-naphthyridine-3-carboxylate→2-Cyanoethyl 4-(4-cyano-2-methoxyphenyl)-5-hydroxy-2,8-dimethyl-1,6-naphthyridine-3-carboxylate→2-Cyanoethyl (4S)-4-(4-cyano-2-methoxyphenyl)-2,8-dimethyl-5-oxo-1,4,5,6-tetrahydro-1,6-naphthyridine-3-carboxylate→(Diethoxymethoxy)ethane→1,1,1-Triethoxyethane→2-Cyanoethyl (4S)-4-(4-cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate

Intermediates available on this site

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Supplier	Product	Price band	MOQ	Lead time	Qualifications	Action
Qualified Partner — East China API Works	2-cyanoethyl 4-(4-cyano-2-methoxyphenyl)-2,8-dimethyl-5-oxo-1,4,5,6-tetrahydro-1,6-naphthyridine-3-carboxylate Pharmaceutical Intermediates	On request	On request	On request	—

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