(1S,4S,5S)-5-ethenyl-2-oxabicyclo[2.2.1]heptan-3-one 、
ter-butyl N-[(1S)-1-methyl-5-hexenyl]carbamate 在
Grubbs catalyst first generation 作用下,
以
二氯甲烷 为溶剂,
反应 48.0h,
以89%的产率得到tert-butyl N-(1S,5E)-1-methyl-6-[(1S,4R,5S)-3-oxo-2-oxabicyclo[2.2.1]hept-5-yl]-5-hexenylcarbamate