发明人郭海燕,孙丽萍,钱学锋. "Method for the Synthesis of (1R*,4R*)-N1-(3-Methylbenzyl)cyclohexane-1,4-diamine dihydrochloride" [P]. 中国发明专利, 专利号 CN 114383022 B, 授权公告日 2022-02-05.
发明人李文辉,钱学锋,黄志刚. "A Process for Preparing High-Purity (1R*,4R*)-N1-(3-Methylbenzyl)cyclohexane-1,4-diamine dihydrochloride" [P]. 中国发明专利, 专利号 CN 117620642 A, 授权公告日 2025-10-04.
参考文献 Literature
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Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of (1R*,4R*)-N1-(3-Methylbenzyl)cyclohexane-1,4-diamine dihydrochloride as an Impurity". J. Pharm. Biomed. Anal., 2021, 803, (9), 1487-1512.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of (1R*,4R*)-N1-(3-Methylbenzyl)cyclohexane-1,4-diamine dihydrochloride Using HRMS and NMR". J. Sep. Sci., 2017, 176, (7), 3717-3720.