反应详情

Following the method of Example 3, Step A, 4-(benzyloxy)-N-(4-methylthiazol-2-yl)pyridin-2-amine (prepared according to Example 17) (2.3 g, 7.73 mmol), and HCl (38.7 mL, 116 mmol) (3M HCl) were reacted to provide 2-(4-methylthiazol-2-ylamino)pyridin-4-ol (0.620 g, 38.7% yield) as white solid. 1H NMR (CDCl3) δ 7.38 (bs, 1H), 6.23 (m, 2H), 6.10 (bs, 1H), 2.28 (s, 3H). HPLC (5 to 95) Rt=1.82 min; Mass spectrum (esi) m/z=208 (M+H).

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