benzyl((1R)-1-{[methyl(1-phenylprop-2-en-1-yl)amino]carbonyl}but-3-en-1-yl)carbamate 在
Grubbs catalyst first generation 氮气 、 crude product 、 EtOAc hexanes 作用下,
以
甲苯 为溶剂,
反应 0.83h,
以to give the title compound (3c) (331 mg) and benzyl [(3R,7R)-1-methyl-2-oxo-7-phenyl-2,3,4,7-tetrahydro-1H-azepin-3-yl]carbamate (3d) (453 mg) (combined yield of 83%)的产率得到benzyl[(3R,7S)-1-methyl-2-oxo-7-phenyl-2,3,4,7-tetrahydro-1H-azepin-3-yl]carbamate