rac-(1R,2S)-2-(3-iodo-1H-indazol-6-yl)spiro[cyclopropane-1,3'-indolin]-2'-one 、 (E)-tert-butyl 7-(2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)vinyl)-2,3-dihydrobenzo[f][1,4]oxazepine-4(5H)-carboxylate 、
三氟乙酸 在
(1R,2S)-2-(3-((E)-2-(2,3,4,5-tetrahydrobenzo(f)(1,4)oxazepin-7-yl)vinyl)-1H-indazol-6-yl)-spiro[cyclopropane-1,3'-indolin]-2'-one 2,2,2-trifluoroacetate 作用下,
以
二氯甲烷 为溶剂,
反应 1.0h,
以gave the title compound as a cream solid (40 mg, 30%)的产率得到(1R,2S)-2-(3-((E)-2-(2,3,4,5-tetrahydrobenzo(f)(1,4)oxazepin-7-yl)vinyl)-1H-indazol-6-yl)-spiro[cyclopropane-1,3'-indolin]-2'-one 2,2,2-trifluoroacetate