反应详情

Analogously to Example 1, 150 mg (0.32 mmol) of 2-acetyl-N-{1-[3-(3,4-dimethoxybenzyl)-5-oxo-4,5-dihydro-1,2,4-triazin-6-yl]ethyl}octanamide (Example 28A) and 250 g (1.61 mmol) of phosphorus oxychloride are reacted to give 7-(1-acetylheptyl)-2-(3,4-dimethoxybenzyl)-5-methylimidazo[5,1-f][1,2,4]triazin-4(3H)-one.