发明人杨光,赵玉洁,马晓峰. "一种氨溴索杂质108的合成方法" [P]. 中国发明专利, 专利号 CN 108376185 A, 授权公告日 2018-01-24.
发明人高志强,赵玉洁,韩伟. "Method for the Synthesis of Ambroxol impurity 108" [P]. 中国发明专利, 专利号 CN 112160750 A, 授权公告日 2022-06-23.
发明人朱建伟,陈志强,韩伟. "A Process for Preparing High-Purity Ambroxol impurity 108" [P]. 中国发明专利, 专利号 CN 111286130 A, 授权公告日 2023-06-28.
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