发明人黄志刚,高志强,周伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109844191 A, 授权公告日 2021-09-14.
发明人马晓峰,赵玉洁,冯建国. "Method for the Synthesis of (1R,2S)-2-[3-[(1E)-2-[4-[[(2R,6S)-2,6-Dimethyl-4-morpholinyl]methyl]phenyl]ethenyl]-1H-indazol-6-yl]-5'-methoxy-spiro[cyclopropane-1,3'-[3H]indol]-2'(1'H)-one" [P]. 中国发明专利, 专利号 CN 108002091 A, 授权公告日 2022-11-25.
发明人刘建华,陈志强,张德明. "A Process for Preparing High-Purity (1R,2S)-2-[3-[(1E)-2-[4-[[(2R,6S)-2,6-Dimethyl-4-morpholinyl]methyl]phenyl]ethenyl]-1H-indazol-6-yl]-5'-methoxy-spiro[cyclopropane-1,3'-[3H]indol]-2'(1'H)-one" [P]. 中国发明专利, 专利号 CN 117284450 B, 授权公告日 2016-10-08.
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