4,6-dimethyl-2-pyridin-4-yl-pyrimidine-5-carboxylic acid 、
(4'-methyl-[1,4']bipiperidinyl-4-yl)diphenylamine 在
O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate 、
N,N-二异丙基乙胺 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
生成 (4,6-dimethyl-2-pyridin-4-yl-pyrimidin-5-yl)-(4-diphenylamino-4'-methyl-[1,4']bipiperidinyl-1'-yl)-methanone