| Literature DB >> 18642832 |
Mohammad Movassaghi1, Matthew D Hill.
Abstract
The direct conversion of various amides to isoquinoline and beta-carboline derivatives via mild electrophilic amide activation, with trifluoromethanesulfonic anhydride in the presence of 2-chloropyridine, is described. Low-temperature amide activation followed by cyclodehydration upon warming provides the desired products with short overall reaction times. The successful use of nonactivated and halogenated phenethylene derived amides, N-vinyl amides, and optically active substrates is noteworthy.Entities:
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Year: 2008 PMID: 18642832 PMCID: PMC2692836 DOI: 10.1021/ol801264u
Source DB: PubMed Journal: Org Lett ISSN: 1523-7052 Impact factor: 6.005