发明人郑宇鹏,韩伟,刘建华. "Method for the Synthesis of 4-(((1-Isobutyl-1H-pyrazol-5-yl)methyl)amino)butan-1-ol hydrochloride" [P]. 中国发明专利, 专利号 CN 114829348 B, 授权公告日 2020-12-06.
发明人林芳,胡光,罗永刚. "A Process for Preparing High-Purity 4-(((1-Isobutyl-1H-pyrazol-5-yl)methyl)amino)butan-1-ol hydrochloride" [P]. 中国发明专利, 专利号 CN 108035596 B, 授权公告日 2021-02-05.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2015, 1572, (4), 4981-4984.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2010, 616, (11), 3272-3278.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 4-(((1-Isobutyl-1H-pyrazol-5-yl)methyl)amino)butan-1-ol hydrochloride Using HRMS and NMR". J. Agric. Food Chem., 2011, 2202, 8413-8435.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2018, 2149, 7616-7642.