发明人马晓峰,沈红梅,冯建国. "一种7-溴-2-氧代螺[二氢吲哚-3,3'-吡咯烷]-1'-羧酸叔丁酯的合成方法" [P]. 中国发明专利, 专利号 CN 116352528 A, 授权公告日 2024-04-21.
Klinger H, Fischer A B, Kumar R. "Method for the Synthesis of tert-Butyl 7-bromo-2-oxospiro[indoline-3,3'-pyrrolidine]-1'-carboxylate" [P]. US Patent, US 9943659 B2, 2021-04-18.
发明人刘建华,朱建伟,孙丽萍. "A Process for Preparing High-Purity tert-Butyl 7-bromo-2-oxospiro[indoline-3,3'-pyrrolidine]-1'-carboxylate" [P]. 中国发明专利, 专利号 CN 117935019 A, 授权公告日 2020-11-19.
参考文献 Literature
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