Ketones and aryl or vinyl halides couple to give divinyl- or arylvinylamines in the presence of the titanium-isocyanate complex [3 THF.Mg2Cl2O.TiNCO] (1) and a palladium catalyst, via transmetallation of the titano imine complex (3) with aryl- or vinylpalladium bromide.
UOZUMI, YASUHIRO;MORI, MIWAKO;SHIBASAKI, MASAKATAU, J. CHEM. SOC. CHEM. COMMUN.,(1991) N, C. 81-83