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. 2021 Dec 1;122(1):565–788. doi: 10.1021/acs.chemrev.1c00449

Scheme 80. Synthesis of Benzoxepine-Fused Perylene Diimides.

Scheme 80

Reagents and conditions: (a)159 Cu(OAc)2, Cs2CO3, PivOH, DMSO, 140 °C, overnight, 94%; (b)160 Pd(OAc)2, PCy3·HBF4, K2CO3, DMA, 100–120 °C, 2–4 h (c) Pd(PPh3)4, Cs2CO3, paraformaldehyde, 1:1 DMF/toluene, 80 °C, 17 h, 97%.