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Air-Stable Secondary Phosphine Oxide as Preligand for Palladium-Catalyzed Intramolecular α-Arylations with Chloroarenes

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journal contribution
posted on 01.10.2009, 00:00 by Lutz Ackermann, Rubén Vicente, Nora Hofmann
A palladium catalyst derived from air-stable secondary phosphine oxide (1-Ad)2P(O)H enabled efficient intramolecular α-arylations of amides with aryl chlorides, which allowed for the synthesis of diversely substituted (aza)oxindoles.