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CAS 1382035-54-2
5-fluoro-2-(1H-pyrazol-3-yl)pyridine
Codes: Vornorexant-018
Application context (from source-drug indications)
Insomnia and sleep disordersVornorexantHepatic function declineVornorexant睡眠呼吸暂停Vornorexant
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Vornorexant | 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-aminopropan-1-ol→2-oxoacetic acid→1,3-oxazinane-2-carboxylic acid→benzyl carbonochloridate→3-((benzyloxy)carbonyl)-1,3-oxazinane-2-carboxylic acid→(R)-2-amino-2-phenylethan-1-ol→(S)-3-((benzyloxy)carbonyl)-1,3-oxazinane-2-carboxylic acid, (R)-2-amino-2-phenylethan-1-ol→(S)-3-((benzyloxy)carbonyl)-1,3-oxazinane-2-carboxylic acid→3-benzyl 2-methyl (S)-1,3-oxazinane-2,3-dicarboxylate→methyl (S)-1,3-oxazinane-2-carboxylate→5-methyl-2-(2H-1,2,3-triazol-2-yl)benzoyl chloride→methyl (S)-3-(5-methyl-2-(2H-1,2,3-triazol-2-yl)benzoyl)-1,3-oxazinane-2-carboxylate→(S)-(2-(hydroxymethyl)-1,3-oxazinan-3-yl)(5-methyl-2-(2H-1,2,3-triazol-2-yl)phenyl)methanone→5-fluoro-2-(1-(methylsulfonyl)-1H-pyrazol-3-yl)pyridine→1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazole→2-chloro-5-fluoropyridine→5-fluoro-2-(1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazol-5-yl)pyridine→5-fluoro-2-(1H-pyrazol-3-yl)pyridine→5-methyl-2-(2H-1,2,3-triazol-2-yl)benzoic acid
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