发明人李文辉,刘建华,罗永刚. "一种比索洛尔EP杂质T的合成方法" [P]. 中国发明专利, 专利号 CN 117637318 A, 授权公告日 2022-10-03.
发明人唐晓军,刘建华,徐明华. "Method for the Synthesis of Bisoprolol EP Impurity T" [P]. 中国发明专利, 专利号 CN 108000969 B, 授权公告日 2022-09-26.
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