Patent ID: 6320068
Filing Date: 2001-11-20
Classification: C07F

Abstract:
A process for preparation of an arylphosphine of the formulaR.sup.1 OC--Ar--PR.sup.2 R.sup.3wherein Ar is aryl or heteroaryl; R.sup.1 is an alkoxy or amine group, and R.sup.2 and R.sup.3 are each any organic group; and each of the respective groups may optionally be substituted with any non-interfering group; which comprises the reaction of a sulfonyloxy compound of the formulaR.sup.1 OC--Ar--OSO.sub.2 R.sup.4wherein R.sup.4 is alkyl, haloalkyl, perhaloalkyl, aryl, aralkyl or alkaryl, with a secondary or primary phosphine of the formula HPR.sup.2 R.sup.3, in a solvent and in the presence of a palladium catalyst and a base.