4-戊烯酸乙酯 、
(1R,4S,5R,6S)-5,6-bis((benzyloxy)methyl)bicyclo[2.2.1]hept-2-ene 在
[2-(1-methylethoxy-κO)phenylmethyl-κC](nitrato-κO,κO′){rel-(2R,5R,7S)-tricyclo[3.3.1.1
3,7]decane-2,1-diyl[3-(2,4,6-trimethylphenyl)-1-imidazolidinyl-2-ylidene]}ruthenium 作用下,
以
四氢呋喃 为溶剂,
反应 1.0h,
以65%的产率得到ethyl (Z)-5-[(1S,2R,3S,4R)-4-ethenyl-2,3-bis(phenylmethoxymethyl)cyclopentyl]pent-4-enoate