发明人钱学锋,沈红梅,杨光. "Method for the Synthesis of 4-Hydroxy-1,2,5-trimethylpiperidine-4-carbonitrile" [P]. 中国发明专利, 专利号 CN 113302523 B, 授权公告日 2025-08-20.
发明人黄志刚,郑宇鹏,王建平. "A Process for Preparing High-Purity 4-Hydroxy-1,2,5-trimethylpiperidine-4-carbonitrile" [P]. 中国发明专利, 专利号 CN 113116296 B, 授权公告日 2023-06-23.
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