← Back to patent-cliff list
CAS 56-45-1
(S)-2-Amino-3-hydroxypropanoic acid
Codes：(I)638294-12-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.
(S)-2-Amino-3-hydroxypropanoic acid→(S)-Ethyl 2-amino-3-hydroxypropanoate hydrochloride→(S)-Ethyl 2-((tert-butoxycarbonyl)amino)-3-hydroxypropanoate→2,2-Dimethyl-6-methyl-1,3-dioxin-4-one→(2S)-2-[(tert-Butoxycarbonyl)amino]-3-ethoxy-3-oxopropyl 3-oxobutanoate→2-Methoxy-4-cyanobenzaldehyde→(2S)-2-[(tert-Butoxycarbonyl)amino]-3-ethoxy-3-oxopropyl-2-[(4-cyano-2-methoxyphenyl)methylidene]-3-oxobutanoate→4-Amino-5-methylpyridin-2(1H)-one→(2S)-2-[(tert-Butoxycarbonyl)amino]-3-ethoxy-3-oxopropyl 4-(4-cyano-2-methoxyphenyl)-5-hydroxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate→(Diethoxymethoxy)ethane→(2S)-2-[(tert-Butoxycarbonyl)amino]-3-ethoxy-3-oxopropyl 4-(4-cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate→(2S)-2-[(tert-Butoxycarbonyl)amino]-3-ethoxy-3-oxopropyl 4-(4-cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,6-naphthyridine-3-carboxylate→(2S)-2-[(tert-Butoxycarbonyl)amino]-3-ethoxy-3-oxopropyl (4S)-4-(4-cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridine-3-carboxylate
Intermediates available on this site
Side-by-side comparison of all listed offers on this CAS; price bands are list-price ranges, final price subject to RFQ confirmation.
| Supplier | Product | Price band | MOQ | Lead time | Qualifications |
|---|---|---|---|---|---|
| Unibest Taizhou GMP-like Site | L-Serine Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — |
This is a CAS-level registry record: registrations across routes are merged. Supplier offers and buyer demands will be matched on this CAS as the primary key.