反应详情

O-Benzyl-N-(4,6-bis-propylamino-[1,3,5]triazin-2-yl)-N-ethyl-hydroxylamine (LXVIII) was reacted with 95% H2SO4 as described in Example 9 to yield O-benzyl-N-(4,6-bis-propylamino-[1,3,5]triazin-2-yl)-N-methyl-hydroxylamine hydrogen sulfate (LXIX) in quantitative yield. 400 MHz 1H NMR (DMSO-d6, ppm) 12.0-11.0 (1H, br s), 8.7-8.0 (1H, m), 7.57-7.30 (5H, m), 5.07-4.95 (2H, m), 3.89-3.68 (2H, m), 3.39-3.14 (4H, m), 1.63-1.42 (4H, m), 1.23-1.07 (3H, m), 0.94-0.77 (6H, m). ESI-MS (m/z): 345 [M+H]+.