发明人陈志强,何建平,赵玉洁. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110257342 A, 授权公告日 2025-11-16.
发明人沈红梅,马晓峰,郭海燕. "Method for the Synthesis of tert-Butyl 2'-(((trifluoromethyl)sulfonyl)oxy)-5',6'-dihydrospiro[pyrrolidine-3,4'-pyrrolo[1,2-b]pyrazole]-1-carboxylate" [P]. 中国发明专利, 专利号 CN 115786144 B, 授权公告日 2022-09-22.
发明人刘建华,冯建国,韩伟. "A Process for Preparing High-Purity tert-Butyl 2'-(((trifluoromethyl)sulfonyl)oxy)-5',6'-dihydrospiro[pyrrolidine-3,4'-pyrrolo[1,2-b]pyrazole]-1-carboxylate" [P]. 中国发明专利, 专利号 CN 115584382 B, 授权公告日 2018-06-02.
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