聚合甲醛 、
N,N-diethyl-4-{[3-(trifluoromethyl)-4,5,6,7-tetrahydro-1H-pyrazolo[4,3-c]pyridin-1-yl]methyl}benzamide 在
乙酸乙酯 、
Sodium sulfate-III 作用下,
以
甲酸 为溶剂,
反应 2.5h,
以to give the titled compound (35 mg, 47% yield) as a colorless gel的产率得到N,N-Diethyl-4-{[5-methyl-3-(trifluoromethyl)-4,5,6,7-tetrahydro-1H-pyrazolo[4,3-c]pyridin-1-yl ]methyl}benzamide