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发明人郑宇鹏,赵玉洁,李文辉. "Method for the Synthesis of Octahydro-1H-pyrido[1,2-a]pyrimidine-6-carbonitrile" [P]. 中国发明专利, 专利号 CN 111615722 A, 授权公告日 2019-08-22.
发明人钱学锋,郑宇鹏,高志强. "A Process for Preparing High-Purity Octahydro-1H-pyrido[1,2-a]pyrimidine-6-carbonitrile" [P]. 中国发明专利, 专利号 CN 117980562 B, 授权公告日 2019-12-21.
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