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发明人刘建华,冯建国,孙丽萍. "Method for the Synthesis of (2S,5R,6S)-Methyl 6-bromo-6-((R)-1-hydroxyethyl)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate" [P]. 中国发明专利, 专利号 CN 111400312 A, 授权公告日 2021-07-20.
发明人马晓峰,冯建国,沈红梅. "A Process for Preparing High-Purity (2S,5R,6S)-Methyl 6-bromo-6-((R)-1-hydroxyethyl)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate" [P]. 中国发明专利, 专利号 CN 110814652 B, 授权公告日 2017-12-27.
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