METHOD FOR PRODUCING CHLORINS AND BACTERIOCHLORINS CONTAINING POLYETHER

摘要

PCT No. PCT/DE97/01438 Sec. 371 Date Mar. 22, 1999 Sec. 102(e) Date Mar. 22, 1999 PCT Filed Jul. 4, 1997 PCT Pub. No. WO98/01156 PCT Pub. Date Jan. 15, 1998This invention relates to a process for the preparation of polyether-including chlorins and/or bacteriochlorins, comprising the following steps: (a) bonding a polyether to a porphyrin and (b) reacting the polyether-including porphyrin with a reducing agent. Furthermore, this invention concerns the polyether-including chlorins and bacteriochlorins, obtained by the process, as well as the use thereof for the photodynamic treatment of tumors.