305276.sch.001
Scheme 1: Synthesis of octa- -lactosylated porphyrinatocopper (PorCu-Lac8): (i) propargyl bromide, K2CO3, DMF, r.t., (ii) pyrrole, TFA, CH2Cl2, r.t., then p-chloranil, r.t., (iii) CuBr2, ascorbic acid, -lactosyl azide, propylamine, r.t.