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Dowex 50W in Aqueous Medium: Highly Efficient Biginelli Condensation Procedure for the Synthesis of 4-Aryl-3,4-dihydropyrimidones.

โœ Scribed by Chhanda Mukhopadhyay; Arup Datta; Bimal K. Banik


Book ID
102007129
Publisher
John Wiley and Sons
Year
2007
Weight
25 KB
Volume
38
Category
Article
ISSN
0931-7597

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## Abstract magnified image Different alkaline metal (II) sulfates were used as catalysts for the __N__,__N__โ€ฒโ€dimethyl substituted as well as unsubstituted 4โ€arylโ€3,4โ€dihydropyrimidones (thiones) and their corresponding bisโ€analogues in aqueous medium. Among the various salts, MgSO~4~ยท7H~2~O (Eps