CAS 65193-87-5

2-cyanoethyl 3-oxobutanoate2-Cyanoethyl 3-oxobutanoate

Codes：FINE-003、(III)638294-1-a、(II)638294-6-a、(I)638294-17-a

Application context (from source-drug indications)

收缩性心力衰竭非奈利酮舒张期心力衰竭非奈利酮心脏衰竭非奈利酮慢性肾功能不全非奈利酮糖尿病肾病非奈利酮二型糖尿病非奈利酮

Source drugs (routes using this intermediate)

Drug	Tier	Expiry
非奈利酮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.

非奈利酮原研路线steps: 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

非奈利酮优化路线steps: 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

非奈利酮优化路线steps: 7total yield: /

4-Bromo-2-methoxybenzaldehyde→2-Cyanoethyl 3-oxobutanoate→2-Cyanoethyl (2Z)-2-[(4-bromo-2-methoxyphenyl)methylidene]-3-oxobutanoate→4-Amino-5-methylpyridin-2(1H)-one→2-Cyanoethyl 4-(4-bromo-2-methoxyphenyl)-2,8-dimethyl-5-oxo-1,4,5,6-tetrahydro-1,6-naphthyridine-3-carboxylate→2-Cyanoethyl (4S)-4-(4-bromo-2-methoxyphenyl)-2,8-dimethyl-5-oxo-1,4,5,6-tetrahydro-1,6-naphthyridine-3-carboxylate→(Diethoxymethoxy)ethane→2-Cyanoethyl (4S)-4-(4-bromo-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate→(4S)-4-(4-Bromo-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylic acid→(4S)-4-(4-Bromo-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxamide

非奈利酮优化路线steps: 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
Unibest Taizhou GMP-like Site	2-Cyanoethyl 3-oxobutanoate Pharmaceutical Intermediates	询价	询价	询价	—

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