benzyl 4-[(2S)-oxiran-2-yl]piperidine-1-carboxylate 、
(3R,3'R)-3',6-dimethyl-1,2-dihydrospiro[indole-3,4'-piperidine] 以
N,N-二甲基甲酰胺 为溶剂,
反应 0.5h,
以83%的产率得到phenylmethyl 4-{(1S)-2-[(3R,3'R)-3',6-dimethyl-1,2-dihydro-1'H-spiro[indole-3,4'-piperidin]-1'-yl]-1-hydroxyethyl}-1-piperidinecarboxylate