发明人陈志强,杨光,孙丽萍. "一种伊伐布雷定杂质88的合成方法" [P]. 中国发明专利, 专利号 CN 109140507 A, 授权公告日 2020-05-06.
发明人李文辉,郑宇鹏,钱学锋. "Method for the Synthesis of Ivabradine impurity 88" [P]. 中国发明专利, 专利号 CN 113741550 A, 授权公告日 2024-10-28.
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