发明人韩伟,徐明华,冯建国. "一种西他沙星杂质87的合成方法" [P]. 中国发明专利, 专利号 CN 111573795 A, 授权公告日 2025-07-19.
发明人杨光,陈志强,马晓峰. "Method for the Synthesis of Sitafloxacin Impurity 87" [P]. 中国发明专利, 专利号 CN 111427640 B, 授权公告日 2017-01-11.
发明人赵玉洁,胡光,周伟. "A Process for Preparing High-Purity Sitafloxacin Impurity 87" [P]. 中国发明专利, 专利号 CN 109182633 A, 授权公告日 2024-07-23.
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