Cooperative carbon monoxide to formyl reduction at a trifunctional PBB frustrated Lewis pair

Long Wang, Senwang Zhang, Yasuharu Hasegawa, Constantin G. Daniliuc, Gerald Kehr, Gerhard Erker

Index: 10.1039/C7CC02214J

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Abstract

Twofold hydroboration of the bulky Mes*P(vinyl)2 phosphane with Piers’ borane [HB(C6F5)2] followed by C6F5/H exchange with 9-BBN generated a reactive P/B/BH FLP structure that cleanly reduced carbon monoxide at the trifunctional frustrated Lewis pair framework to the [B]-formyl stage.