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CAS 1534330-72-7
2,4-dichloro-N-(pyrimidin-2-ylmethyl)pyrimidine-5-carboxamide
Codes：AVAN-024a
Application context (from source-drug indications)
勃起功能障碍阿伐那非
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| 阿伐那非Avanafil | Tier C — Watch / trade | 2028 |
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)-pyrrolidin-2-ylmethanol→(3-chloro-4-methoxyphenyl)methanamine→pyrimidin-2-ylmethanamine→2,4-dichloropyrimidine-5-carbonyl chloride→4-chloro-2-(methylthio)pyrimidine-5-carbonyl chloride→2,4-bis(methylthio)pyrimidine-5-carbonyl chloride→4-bromo-2-(methylthio)pyrimidine-5-carbonyl chloride→4-chloro-2-(methylthio)-N-(pyrimidin-2-ylmethyl)pyrimidine-5-carboxamide→2,4-dichloro-N-(pyrimidin-2-ylmethyl)pyrimidine-5-carboxamide→2,4-bis(methylthio)-N-(pyrimidin-2-ylmethyl)pyrimidine-5-carboxamide→4-chloro-2-(methylthio)-N-(pyrimidin-2-ylmethyl)pyrimidine-5-carboxamide→4-((3-chloro-4-methoxybenzyl)amino)-2-(methylthio)-N-(pyrimidin-2-ylmethyl)pyrimidine-5-carboxamide→2-chloro-4-((3-chloro-4-methoxybenzyl)amino)-N-(pyrimidin-2-ylmethyl)pyrimidine-5-carboxamide→4-bromo-2-(methylthio)-N-(pyrimidin-2-ylmethyl)pyrimidine-5-carboxamide
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