Wang XS, Yang K, Zhou J, Tu SJ. Facile method for the combinatorial synthesis of 2,2-disubstituted quinazolin-4(1H)-one derivatives catalyzed by iodine in ionic liquids.
ACTA ACUST UNITED AC 2010;
12:417-21. [PMID:
20334422 DOI:
10.1021/cc900174p]
[Citation(s) in RCA: 81] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022]
Abstract
A mild and facile method for the combinatorial synthesis of quinazolin-4-(1H)-one derivatives, containing simple 2,2-disubstituted quinazolin-4-(1H)-ones, spirocyclic quinazolin-4-(1H)-ones, spiro-heterocyclic quinazolin-4-(1H)-ones, and dispirocyclic quinazolin-4-(1H)-ones, is described, which results in high yields by using ionic liquids as green media. The method involves the reaction of 2-aminobenzamides with various ketones catalyzed by iodine and provides new quinazolin-4-(1H)-one library for biomedical screening.
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