N-benzyl-2-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)-N-[(1S)-1-phenylprop-2-en-1-yl]-pent-4-enamide 在
(1,3-bis-(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)-(tricyclohexylphosphine)ruthenium
二甲基亚砜 作用下,
以
甲苯 为溶剂,
反应 3.0h,
以78%的产率得到2-[(7S)-1-benzyl-2-oxo-7-phenyl-2,3,4,7-tetrahydro-1H-azepin-3-yl]-1H-isoindole-1,3(2H)-dione