| Literature DB >> 19301924 |
Nelmi O Devarie-Baez1, Won-Suk Kim, Amos B Smith, Ming Xian.
Abstract
Effective, one-pot syntheses of 2,3-disubstituted furans and thiophenes, exploiting 2-tert-butyldimethylsilyl-3-formylfuran and -thiophene as the respective bifunctional linchpins, have been developed. The synthetic protocol involves multicomponent type II Anion Relay Chemistry (ARC) mediated by a solvent-controlled C(sp(2))-->O 1,4-Brook rearrangement. Simple organolithiums and alpha-disubstituted ester enolates prove effective as the initiating nucleophiles.Entities:
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Year: 2009 PMID: 19301924 PMCID: PMC2777545 DOI: 10.1021/ol900434k
Source DB: PubMed Journal: Org Lett ISSN: 1523-7052 Impact factor: 6.005