反应详情

A solution of 4-(((1S,4R)-4-hydroxy-3,3-dimethylcyclohexyl)amino)-2-(methylsulfinyl)pyrimidine-5-carbonitrile (1.0 equiv) and (4-(2,2-difluoropropoxyl)pyrimidin-5-yl)methanamine (1.5 equiv) in dioxane (0.15 M) was heated at 110° C. for 1 h. Standard work-up provided 2-(((4-(2,2-difluoropropoxyl)pyrimidin-5-yl)methyl)amino)-4-(((1R,4S)-4-hydroxy-3,3-dimethylcyclohexyl)amino)pyrimidine-5-carbonitrile (69.6% yield). 1H NMR (400 MHz, DMSO-d6): δ (ppm) 8.72 (s, 1H), 8.26 (s, 1H), 8.18 (s, 1H), 7.99 (t, J=5.66 Hz, 1H), 7.17 (d, J=7.81 Hz, 1H), 4.64 (t, J=12.89 Hz, 2H), 4.39-4.49 (m, 2H), 4.29 (d, J=3.51 Hz, 1H), 3.85-4.00 (m, 1H), 3.12 (br. s., 1H), 1.73 (t, J=19.14 Hz, 4H), 1.42-1.55 (m, 3H), 1.21-1.33 (m, 3H), 1.10 (br. s., 1H), 0.59-0.78 (m, 5H). MS (ESI) m/z 448.2 [M+1]+.