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CAS 162955-18-2
(S)-ethyl 2-((tert-butoxycarbonyl)amino)-4-chlorobutanoate
Codes: RB-150-003
Application context (from source-drug indications)
HypertensionFiribastatHeart failureFiribastatMyocardial infarctionFiribastatRenal impairmentFiribastatEssential hypertensionFiribastat
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Firibastat | 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.
(S)-2-amino-4-chlorobutanoic acid→(S)-ethyl 2-amino-4-chlorobutanoate→(S)-ethyl 2-((tert-butoxycarbonyl)amino)-4-chlorobutanoate→sodium (S)-3-((tert-butoxycarbonyl)amino)-4-ethoxy-4-oxobutane-1-sulfonate→sodium (S)-3-((tert-butoxycarbonyl)amino)-4-hydroxybutane-1-sulfonate→sodium (S)-4-(acetylthio)-3-((tert-butoxycarbonyl)amino)butane-1-sulfonate
Intermediates available on this site
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