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

Scheme 221. Azabuckybowl Synthesis via 1,3-Dipolar Cycloaddition of Corannulene.

Scheme 221

Reagents and conditions: (a)418,419i-Pr2NEt, DMSO, 120–140 °C, 1–20 h; (b) DDQ (1.8–4.2 equiv), DCM, rt, 10 min–14 h; (c) Pd(OAc)2, t-Bu2PMe·HBF4, DBU, DMA, 150 °C, 24 h.