Chelate complexes and processes for their preparation
申请人:Ciba-Geigy Corporation
公开号:US05358940A1
公开(公告)日:1994-10-25
Naphthalocyanine-chelate complexes of formula I ##STR1## are described which contain as central atom M aluminum, gallium, indium, fin, ruthenium or preferably germanium and in which the remaining symbols are as defined in claim 1. The complexes can be used inter alia in the photodynamic chemotherapy of tumors.