The synthetic pathways to obtain 4-triphenylmethylphthalodinitrile, complex
es of tetra (4-triphenylmethyl)phthalocyanine with copper, nickel and cobal
t, and di(4-triphenylmethyl)triazolehemiporphyrazine are described. Copyrig
ht (C) 2000 John Wiley & Sons, Ltd.