ethyl 4-[N-(3-butenyl)-(4-methylphenyl)sulfonamido]-6-acetoxy-6-phenyl-(E,4R,6R)-2-hexenoate 在
Grubbs catalyst first generation 作用下,
以
甲苯 为溶剂,
反应 16.0h,
以80%的产率得到2-[1-(4-methylphenylsulfonyl)-(2R)-1,2,5,6-tetrahydropyridin-2-yl]-1-phenyl-(1R)-ethyl acetate