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

Scheme 154. Synthesis of Thiadiazoloquinoxaline-Containing Long Pyrene-Fused N-Heteroacenes.

Scheme 154

Reagents and conditions: (a)299150.1/150.4 (1:1), CHCl3/AcOH (2:1), reflux, 1 day; (b)298150.1/150.4 (1:2), CHCl3/AcOH (1:1), 80 °C, 1 day; (c)298150.1/150.4 (1:1), CHCl3/AcOH (1:1), reflux, 1 day; (d)297150.1/150.4 (1:2.9), AcOH, 132 °C, overnight; (e)297150.1/154.1 (1:3), AcOH, reflux, overnight; (f)299 LiAlH4, THF, 0 °C to rt, overnight; (g)299154.2, CHCl3/AcOH (1:1), reflux, 1 day; (h)299 CHCl3/AcOH (1:1), reflux, 1 day.