(E,Z)-cyano-(3-ethyl-5-{(E,Z)-{4-[3-(4-methyl-piperazin-1-yl)propionylamino]phenylamino}methylene}-4-oxo-thiazolidin-2-yliden)acetic acid 、
乙胺 在
O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate 、
三乙胺 作用下,
以
四氢呋喃 、 DMF (N,N-dimethyl-formamide) 为溶剂,
反应 20.0h,
生成 2-(E,Z)-cyano-N-ethyl-2-(3-ethyl-4-oxo-5-(Z)-{[4-(2-pyrrolidin-1-yl-ethyl)-phenylamino]-methylene}-thiazolidin-2-ylidene)-acetamide 、 2-(E,Z)-cyano-N-ethyl-2-(3-ethyl-4-oxo-5-(E)-{[4-(2-pyrrolidin-1-yl-ethyl)-phenylamino]-methylene}-thiazolidin-2-ylidene)-acetamide