反应详情

In a similar manner as described for Intermediate 18, 6-(1-aminoethyl)-N-(3,4,5-trimethoxyphenyl)-1,2,4-triazin-3-amine (Intermediate 9) (87 mg, 0.28 mmol), 4-(methoxycarbonyl)benzoic acid (67 mg, 0.37 mmol), diisopropylethylamine (0.13 mL, 0.75 mmol) and O-(7-azabenzotriazol-1-yl)-N,N,N′,N′-tetramethyluronium hexafluorophosphate (140 mg, 0.37 mmol) in dimethylformamide (2 mL) gave methyl 4-{[(1-{3-[(3,4,5-trimethoxyphenyl)amino]-1,2,4-triazin-6-yl}ethyl)amino]carbonyl}benzoate (131 mg, 100%) as a yellow oil. MS m/z 467 (M+1).