Preparation of (ortho-halogeno)-η1-pyridylnickel(II) complexes, precursors for the generation of pyridyne-nickel(0) complexes

Article abstract of DOI:10.1016/0277-5387(95)00141-E

Monomeric η1-(3-chloro)-2-pyridyl complexes of nickel(II), NiCl(3-ClC5H3N-2)L2 [L2=2PEt3 (1), dcpe (2); dcpe=1,2-bis(dicyclohexylphosphino)ethane, (C6H11)2PCH2CH2P(C6H11)2], have been prepared by the reaction of 2,3-dichloropyridine with Ni(COD)2 in the p