Abstract: A compound of formula (I) wherein M is Pd(II) or Ni(II); X is a halide; R1 and R2 are independently organic groups having 1-20 carbon atoms, or R1 and R2 are linked to form a ring structure with the phosphorus atom; R3 is an organic group having 1-20 carbon atoms; provided that R1, R2, R3 are not each phenyl.

Abstract: A process for the preparation of a complex of formula (I): the process comprising the step of reacting a complex of formula (II) or a complex of formula RuX3.H2O (IV) with a bidentate ligand of formula (III) wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, A, B, and X are described in the specification; the molar ratio of the complex of formula (II): the bidentate ligand of formula (III) is about 1:6 to about 1:8 or the molar ratio of the complex of formula (IV): the bidentate ligand of formula (III) is about 1:3 to about 1:4; and the process is carried out in water or a water-based solvent, wherein the water-based solvent comprises at least 60% water (by volume) and an organic solvent, at one or more temperatures in the range of about 80° C. to 110° C.

Abstract: The present invention provides a process for the preparation of a complex of formula (I): comprising the step of reacting Pd(diolefin)X2 or PdX2 and PR1R2R3 in a solvent to form the complex of formula (I), wherein the process is carried out in the absence of a base, the molar ratio of Pd(diolefin)X2:PR1R2R3 or PdX2:PR1R2R3 is greater than 1:1.1, up to about 1:2.5; each X is independently a halide; and R1, R2 and R3 are independently selected from the group consisting of tert-butyl and isopropyl.

Abstract: The present invention provides a process for the preparation of a complex of formula (I): comprising the step of reacting Pd(diolefin)X2 or PdX2 and PR1 R2R3 in a solvent to form the complex of formula (I), wherein the process is carried out in the absence of a base, the molar ratio of Pd(diolefin)X2:PR1 R2R3 or PdX2:PR1 R2R3 is greater than 1:1.1, up to about 1:2.5; each X is independently a halide; and R1, R2 and R3 are independently selected from the group consisting of tert-butyl and isopropyl.