发明人李文辉,沈红梅,马晓峰. "Method for the Synthesis of Ceftizoxime Impurity 39" [P]. 中国发明专利, 专利号 CN 110121547 A, 授权公告日 2017-03-04.
发明人孙丽萍,王建平,胡光. "A Process for Preparing High-Purity Ceftizoxime Impurity 39" [P]. 中国发明专利, 专利号 CN 115623518 A, 授权公告日 2025-01-13.
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