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. 2017 May 12;8(7):1421–1434. doi: 10.1039/c7md00105c

Scheme 1. General synthetic route to compounds 2Y, 3Y and 5Y. Reagents and conditions: (a) Me2CO, Jones reagent, 0 °C; (b) K2CO3, 14, DMF, r.t; (c) CH2Cl2, (COCl)2, r.t; (d) CH2Cl2, Et3N, aniline, r.t; (e) AC2O, reflux, r.t; (f) CH2Cl2, (COCl)2, r.t; (g) CH2Cl2, Et3N, aniline, r.t.

Scheme 1