Reaction of Unsaturated Vicinal Phosphane/Borane Frustrated Lewis Pairs with Benzaldehyde

Autor: Roland Fröhlich, Jeffrey L. Petersen, Constantin G. Daniliuc, Birgit Wibbeling, Gerhard Erker, Olga Ekkert, Gerald Kehr
Rok vydání: 2013
Předmět:
Zdroj: Zeitschrift für anorganische und allgemeine Chemie. 639:2455-2462
ISSN: 0044-2313
Popis: Diarylphosphino-substituted alkynes undergo a 1, 1-carboboration reaction with tris(pentafluorophenyl)borane to yield 2-diarylphosphino-substituted alkenylboranes. These unsaturated systems show a P/B interaction. Nevertheless, they feature a limited frustrated Lewis pair (FLP) reactivity. Four such unsaturated vicinal FLPs were shown to react with benzaldehyde to give the respective six-membered heterocyclic P/B FLP 1, 2-addition products, which were characterized by X-ray diffraction.
Databáze: OpenAIRE
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