发明人何建平,钱学锋,马晓峰. "一种4-氯-7-氨基吡啶并[2,3-d]嘧啶的合成方法" [P]. 中国发明专利, 专利号 CN 115711911 A, 授权公告日 2017-01-18.
发明人马晓峰,陈志强,张德明. "Method for the Synthesis of 7-Amino-4-chloropyrido[2,3-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 108958468 A, 授权公告日 2022-10-15.
发明人罗永刚,冯建国,朱建伟. "A Process for Preparing High-Purity 7-Amino-4-chloropyrido[2,3-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 113512750 A, 授权公告日 2023-07-07.
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