Patent ID: 6509488
Filing Date: 2003-01-21
Classification: C07F

Abstract:
A method for purifying a fluoroaryl metal compound represented by General Formula (1): where each of R1, R2, R3, R4, and R5 independently represents one of a hydrogen atom, a fluorine atom, a hydrocarbon group, and an alkoxy group, provided that at least one of R1-R5 represents a fluorine atom, M represents a metal atom which belongs to the group IV, R6 represents a hydrocarbon group, and n represents one of 1 through 3, comprising the step of precipitating and removing magnesium halide represented by General Formula (2): MgXa Xb â€ƒâ€ƒ(2) where Xa represents one of a fluorine atom, a chlorine atom, a bromine atom, and an iodine atom, and Xb represents one of a chlorine atom, a bromine atom, and an iodine atom, from a solution containing said fluoroaryl metal compound, said magnesium halide, and an ether solvent.