发明人何建平,唐晓军,马晓峰. "Method for the Synthesis of Pazopanib Impurity 5" [P]. 中国发明专利, 专利号 CN 111290269 A, 授权公告日 2017-02-12.
发明人高志强,徐明华,张德明. "A Process for Preparing High-Purity Pazopanib Impurity 5" [P]. 中国发明专利, 专利号 CN 112482344 A, 授权公告日 2021-11-26.
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