发明人郑宇鹏,韩伟,沈红梅. "Method for the Synthesis of tert-Butyl 2,4-dichloro-5,8-dihydro-1,7-naphthyridine-7(6H)-carboxylate" [P]. 中国发明专利, 专利号 CN 109357970 B, 授权公告日 2023-04-19.
发明人罗永刚,钱学锋,沈红梅. "A Process for Preparing High-Purity tert-Butyl 2,4-dichloro-5,8-dihydro-1,7-naphthyridine-7(6H)-carboxylate" [P]. 中国发明专利, 专利号 CN 112096005 B, 授权公告日 2024-08-28.
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