| Literature DB >> 23780558 |
Qing-Fa Zhou1, Xue-Ping Chu, Fei-Fei Ge, Cheng Li, Tao Lu.
Abstract
Spirocyclopenteneoxindole derivatives were obtained by stereoselective triphenylphosphine-catalyzed [3+2] cycloadditions of ynones and alkylidene oxindole derivatives. This approach is based on the Michael addition of ynones to alkylidene oxindole derivatives, followed by intermolecular [Formula: see text]-addition using 50 mol% triphenylphosphine as catalyst.Entities:
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Year: 2013 PMID: 23780558 DOI: 10.1007/s11030-013-9456-8
Source DB: PubMed Journal: Mol Divers ISSN: 1381-1991 Impact factor: 2.943