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CAS 160391-70-8
(E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)acrylic acid
Codes: ENTA-005
Application context (from source-drug indications)
Parkinson's diseaseEntacapone立位耐力不良EntacaponeTachycardiaEntacaponeObesityEntacapone
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Entacapone | 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.
3,4-dihydroxy-5-nitrobenzaldehyde→2-cyanoacetic acid→(E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)acrylic acid→(E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)acryloyl chloride→diethylamine
Intermediates available on this site
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