发明人杨光,郑宇鹏,黄志刚. "Method for the Synthesis of 4-Methyl-6,7-dihydro-5H-cyclopenta[b]pyridine-6-carboxylic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 109574875 A, 授权公告日 2025-03-16.
发明人钱学锋,罗永刚,杨光. "A Process for Preparing High-Purity 4-Methyl-6,7-dihydro-5H-cyclopenta[b]pyridine-6-carboxylic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 112836356 A, 授权公告日 2022-03-19.
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