Process for the preparation of vicinally-disubstituted...

Details Process for the preparation of vicinally-disubstituted... Process for the preparation of vicinally-disubstituted...

C - Chemistry, Metallurgy

07

F

C07F 9/50 (2006.01) C07F 9/28 (2006.01) C07F 9/547 (2006.01)

Patent

CA 2086285

TITLE OF THE INVENTION PROCESS FOR THE PREPARATION OF VICINALLY-DISUBSTITUTED BIS(DIORGANOPHOSPHINO) COMPOUNDS ABSTRACT OF THE DISCLOSURE Vicinally-disubstituted bis(diorganophosphino)- alkanes, -alkenes, or -arenes are prepared by reacting a secondary phosphine with a vicinally disubstituted dihalo- alkane, -alkene or -arene to form a halide salt of the vicinally-disubstituted bis(diorganophosphino)-compound and treating the salt with a base to convert the salt to the free vicinally-disubstituted bis(diorganophosphino)-alkane, -alkene or -arene base.

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