Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
June 19, 2007
Patent Application Number
10810343
Date Filed
March 26, 2004
Patent Primary Examiner
Patent abstract
The present invention provides a process for the preparation of substituted dihydropyrimidinones using polyaniline salts as reusable catalysts, which comprises reacting an aldehyde, a β-keto ester and urea/thiourea in the presence of a polyaniline salt catalyst and separating the substituted dihydropyrimidinone obtained.
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