6-[4-(7-methoxy-2-oxo-1,2,4,5-tetrahydro-1,3-benzodiazepin-3-yl)-piperidin-1-yl]-pyrimidine-4-carboxylic acid 、
3-phenyl-4,5,6,7-tetrahydro-1H-pyrazolo[4,3-c]pyridine dihydrochloride 在
O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate 、
三乙胺 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
以68%的产率得到7-methoxy-3-{1-[6-(3-phenyl-1,4,6,7-tetrahydropyrazolo[4,3-c]pyridin-5-carbonyl)-pyrimidin-4-yl]-piperidin-4-yl}-1,3,4,5-tetrahydro-1,3-benzodiazepin-2-one