发明人刘建华,李文辉,钱学锋. "一种红霉素EP杂质A的合成方法" [P]. 中国发明专利, 专利号 CN 114425874 A, 授权公告日 2025-01-23.
Chen K W, Roberts E F, Lee S K. "Method for the Synthesis of Erythromycin EP Impurity A" [P]. US Patent, US 10954513 B2, 2016-11-11.
发明人郭海燕,杨光,张德明. "A Process for Preparing High-Purity Erythromycin EP Impurity A" [P]. 中国发明专利, 专利号 CN 114181838 B, 授权公告日 2018-11-17.
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