methyl 2-{[2-(1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydro-5-pyrimidinyl)-2-propenyl](phenylsulfonyl)amino}-4-pentenoate 在
RuCl2(1,3-dimesityl-imidazolidin-2-yl)(PCy3)(=CHPh) 作用下,
以
甲苯 为溶剂,
反应 3.0h,
以84%的产率得到methyl 5-(1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydro-5-pyrimidinyl)-1-(phenylsulfonyl)-1,2,3,6-tetrahydropyridine-2-carboxylate