反应详情

O-Benzyl-N-(4,6-bis-propylamino-[1,3,5]triazin-2-yl)-N-methyl-hydroxylamine (LIII) was reacted with 95% H2SO4 as described in Example 20 to yield O-benzyl-N-(4,6-bis-propylamino-[1,3,5]triazin-2-yl)-N-methyl-hydroxylamine hydrogen sulfate (LIV) in quantitative yield. 400 MHz 1H NMR (DMSO-d6, ppm) 12.0-10.9 (1H, br s), 8.7-8.3 (1H, br s), 7.56-7.46 (2H, m), 7.46-7.37 (2.5H, m), 7.36-7.30 (0.5H, m), 5.07-4.95 (2H, m), 3.44-3.16 (7H, m), 1.61-1.45 (4H, m), 0.94-0.82 (6H, m). ESI-MS (m/z): 331 [M+H]+.