发明人张德明,赵玉洁,冯建国. "Method for the Synthesis of Indapamide Impurity 8" [P]. 中国发明专利, 专利号 CN 110779423 A, 授权公告日 2020-02-25.
发明人徐明华,韩伟,王建平. "A Process for Preparing High-Purity Indapamide Impurity 8" [P]. 中国发明专利, 专利号 CN 109125088 B, 授权公告日 2016-10-27.
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