发明人郭海燕,刘建华,马晓峰. "一种厄洛替尼杂质3的合成方法" [P]. 中国发明专利, 专利号 CN 114146782 A, 授权公告日 2024-02-18.
发明人张德明,孙丽萍,黄志刚. "Method for the Synthesis of Erlotinib Impurity 3" [P]. 中国发明专利, 专利号 CN 113048501 A, 授权公告日 2023-06-04.
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