发明人罗永刚,徐明华,王建平. "一种妥卡替尼杂质44的合成方法" [P]. 中国发明专利, 专利号 CN 117209229 A, 授权公告日 2019-11-14.
发明人郭海燕,杨光,唐晓军. "Method for the Synthesis of Tucatinib Impurity 44" [P]. 中国发明专利, 专利号 CN 112901837 A, 授权公告日 2024-10-22.
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