Scheme 378. Synthesis of Doubly N-Fused [24]Pentaphyrin and Its Reactivity.
Reagents and conditions: (a)744 MeSiCl3 (100 equiv), DIPEA (300 equiv), DMF, 80 °C, 14 h; (b) KHCO3 (4 equiv), excess aq. H2O2, THF, rt, 45 min; (c) TBAF, CD2Cl2; (d) H3O+.
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