发明人孙丽萍,杨光,罗永刚. "Method for the Synthesis of Glipizide Impurity 15" [P]. 中国发明专利, 专利号 CN 116757774 A, 授权公告日 2021-03-19.
发明人赵玉洁,郑宇鹏,高志强. "A Process for Preparing High-Purity Glipizide Impurity 15" [P]. 中国发明专利, 专利号 CN 111693247 A, 授权公告日 2017-09-19.
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