Patent ID: 6340745
Filing Date: 2002-01-22
Classification: C07D,C09B,C10L

Abstract:
A phthalocyanine of formula Iâ€² or Iâ€³wherein:in formula Iâ€², Me is magnesium, zinc, copper, nickel, VO, TiO, AlCl, AlOH, AlOCOCH3, AlOCOCF3, SiCl2 or Si(OH)2, and wherein in formula Iâ€³, both Y groups are hydrogen ion or lithium ion, and at least four of the radicals R1 to R16 in each of formulas Iâ€² and Iâ€³ are each independently of the others a nitrogen-containing heterocyclic radical which is monosubstituted or polysubstituted by C1-C4-alkyl, benzyl, phenylethyl or phenyl and is bonded to the phthalocyanine structure via a ring nitrogen atom of the heterocyclic radical which is a member selected from the group consisting of pyrrolidinyl, pyrazolidinyl, imidazolidinyl, oxazolidinyl, isoxazolidinyl, piperidinyl, piperazinyl, morpholinyl and thiomorpholinyl, and any remaining radicals R1 and R16 are each hydrogen, halogen, hydroxysulfonyl of C1-C4-dialkylsulfamoyl.