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CAS 1251921-39-7
7-[2(R)-Amino-3-methoxy-3-oxopropylsulfanyl]-2-(2,2-dimethylcyclopropylcarboxamido)-2-heptenoic acid ethyl ester
Codes: Cilastatin Sodium-022
Application context (from source-drug indications)
Infectious diseaseCilastatin Sodium
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Cilastatin Sodium | Tier C — Watch / trade | - |
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.
Ethyl 7-chloro-2-oxoheptanoate→(+)-(1S)-2,2-Dimethylcyclopropanecarboxamide→7-Chloro-2-[(1S)-2,2-dimethylcyclopropylcarboxamido]-2-heptenoic acid ethyl ester→2-[(1S)-2,2-Dimethylcyclopropylcarboxamido]-7-iodo-2-heptenoic acid ethyl ester→L-Cysteine methyl ester hydrochloride→7-[2(R)-Amino-3-methoxy-3-oxopropylsulfanyl]-2-(2,2-dimethylcyclopropylcarboxamido)-2-heptenoic acid ethyl ester
Intermediates available on this site
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