Tertiary phosphines and their methods of preparation

Details Tertiary phosphines and their methods of preparation Tertiary phosphines and their methods of preparation

C - Chemistry, Metallurgy

07

F

C07F 9/50 (2006.01) C07F 9/6568 (2006.01) B01J 31/24 (2006.01)

Patent

CA 2424225

Tertiary phosphines are prepared by reacting a phosphine (PH3 or a primary or secondary phosphine) with a cyclic alpha, beta-unsaturated carbonyl compound having no more than one C=C double bond conjugated with a carbonyl group. The inventive tertiary phosphines can have R groups that are the same or different. The inventive tertiary phosphines may be used as ligands for metal catalysts or as starting materials for preparing phosphonium salts or ylids.

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