发明人王建平,陈志强,冯建国. "一种3-[4-氟-3-(三氟甲基)苯基]-3-羟基氮杂环丁烷-1-羧酸叔丁酯的合成方法" [P]. 中国发明专利, 专利号 CN 114048278 A, 授权公告日 2021-07-05.
发明人刘建华,林芳,何建平. "Method for the Synthesis of tert-butyl 3-[4-fluoro-3-(trifluoromethyl)phenyl]-3-hydroxyazetidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 110727689 B, 授权公告日 2018-08-03.
参考文献 Literature
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Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of tert-butyl 3-[4-fluoro-3-(trifluoromethyl)phenyl]-3-hydroxyazetidine-1-carboxylate Using HRMS and NMR". Anal. Chem., 2020, 726, (10), 4710-4736.