“…0,148.6,147.8,136.8,131.8,130.5,122.1,120.5,104.7; 4-(4′-Flouro-phenyl)-2-aminothiazole (2i). 21 Yellow solid; 35 mg; yield 70%; mp: 111-115 °C; R f : 0.1 (9 : 1, EA : Pet ether); IR (ν cm −1 ): 3470 (w), 3305 (w), 3125 (w), 1639 (s), 1532 (s), 1487 (s), 1037 (s), 832 (s), 728 (s); 1 H NMR (400 MHz, DMSOd 6 ): δ 7.86-7.80 (m, 2H), 7.19 (t, J = 8.9 Hz, 2H), 7.08 (s, 2H), 6.98 (s, 1H); 13 C NMR (101 MHz, DMSO-d 6 ): δ 168. 7, 163.0, 160.6, 149.3, 149.3 131.7, 127.9, 127.9, 115.8 153.8, 139.3, 136.5, 136.5, 132.7, 132.7, 125.3, 107.6 31 mg; yield 62%; mp: 190-194 °C; R f : 0.1 (9.5 : 0.5, EA : Pet ether); IR (ν cm −1 ): 3394 (w), 1655 (w), 1047 (s), 1023 (s), 994 (s), 824 (w), 761 (w); 1 H NMR (400 MHz, DMSO-d 6 ): δ 7.88 (d, J = 8.5 Hz, 1H), 7.64 (d, J = 2.0 Hz, 1H), 7.46 (dd, J = 8.5, 2.2 Hz, 1H), 7.11 (s, 3H); 13 C NMR (101 MHz, DMSO-d 6 ): δ 167.…”