Scheme 64.
Cycloaddition of 1,4-anthraquinone to the bisanthene derivative [206]. Reagents and conditions: (a) nitrobenzene, rfx, 2 d, Y = not reported.
Cycloaddition of 1,4-anthraquinone to the bisanthene derivative [206]. Reagents and conditions: (a) nitrobenzene, rfx, 2 d, Y = not reported.