Cyclopentanecarboxylic acid,3-(3-butenyl)-3-hydroxy-2,4-dimethyl-5-(1-methylethenyl)-4-(2-propenyl)-, methyl ester, (1S,2R,3S,4R,5S)- 在
Grubbs catalyst first generation 作用下,
以
二氯甲烷 为溶剂,
反应 2.0h,
生成 (-)-methyl (1S,7R,8S,9R,10R)-1-hydroxy-7,10-dimethyl-58isopropenylbicyclo[5.3.0]dec-4-ene-9-carboxylate