发明人林芳,胡光,刘建华. "Method for the Synthesis of Bendamustine USP Related Compound A" [P]. 中国发明专利, 专利号 CN 112674310 A, 授权公告日 2025-11-20.
发明人赵玉洁,林芳,孙丽萍. "A Process for Preparing High-Purity Bendamustine USP Related Compound A" [P]. 中国发明专利, 专利号 CN 109683646 A, 授权公告日 2021-04-13.
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