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CAS 1391712-50-7
4-(3-(2,5-dichloro-4,6-dimethylpyridin-3-yl)-1,2,4-oxadiazol-5-yl)-2-methoxy-6-nitrophenol
Codes：OPIC-015
Application context (from source-drug indications)
帕金森病奥吡卡朋帕金森综合征奥吡卡朋癫痫奥吡卡朋
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| 奥吡卡朋Opicapone | 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.
4-hydroxy-3-methoxybenzoic acid→4-hydroxy-3-methoxy-5-nitrobenzoic acid→(Z)-2,5-dichloro-N'-hydroxy-4,6-dimethylnicotinimidamide→pentane-2,4-dione→2-cyanoacetamide→4,6-dimethyl-2-oxo-1,2-dihydropyridine-3-carbonitrile→5-chloro-4,6-dimethyl-2-oxo-1,2-dihydropyridine-3-carbonitrile→2,5-dichloro-4,6-dimethylnicotinonitrile→4-hydroxy-3-methoxy-5-nitrobenzoyl chloride→4-(3-(2,5-dichloro-4,6-dimethylpyridin-3-yl)-1,2,4-oxadiazol-5-yl)-2-methoxy-6-nitrophenol→2,5-dichloro-3-(5-(4-hydroxy-3-methoxy-5-nitrophenyl)-1,2,4-oxadiazol-3-yl)-4,6-dimethylpyridine 1-oxide
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