Patent ID: 8222401
Filing Date: 2012-07-17
Classification: C09B,G11B

Abstract:
1. A process for the preparation of a metallocenyl phthalocyanine compound represented by formula (II): wherein M R Z′ represents a group of formula in which R 5 and R 6 each independently represents a hydrogen atom, a halogen atom, a nitro group, a C 1 -C 4 alkyl, a C 1 -C 4 alkoxy, a C 1 -C 4 alkylamino, a di(C 1 -C 4 alkyl)amino or a diarylphosphine group in which the aryl group is unsubstituted or substituted; and M wherein l′, m′, n′, o′ each independently represents 0, 1 or 2, and (l′+m′+n′+o′) is between 1 and 4, the process comprising the reacting of a compound of formula (VIII) and a compound of formula (VI) via a Friedel-Crafts reaction in aprotic solvents and in the presence of an acidic catalyst at a temperature between 20 and 120° C.: wherein, M R wherein L′ is a leaving group; R M