发明人王建平,陈志强,唐晓军. "一种贝他斯汀杂质9的合成方法" [P]. 中国发明专利, 专利号 CN 115846478 A, 授权公告日 2020-08-08.
发明人陈志强,王建平,赵玉洁. "Method for the Synthesis of Bepotastine Impurity 9" [P]. 中国发明专利, 专利号 CN 114692001 B, 授权公告日 2023-11-09.
发明人赵玉洁,孙丽萍,徐明华. "A Process for Preparing High-Purity Bepotastine Impurity 9" [P]. 中国发明专利, 专利号 CN 108487304 B, 授权公告日 2020-01-26.
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