发明人朱建伟,罗永刚,张德明. "Method for the Synthesis of 5-(3-Amino-4-methyl-1h-pyrazol-1-yl)-2,2-dimethylpentanenitrile" [P]. 中国发明专利, 专利号 CN 114906064 A, 授权公告日 2016-09-23.
发明人林芳,冯建国,陈志强. "A Process for Preparing High-Purity 5-(3-Amino-4-methyl-1h-pyrazol-1-yl)-2,2-dimethylpentanenitrile" [P]. 中国发明专利, 专利号 CN 116854431 A, 授权公告日 2022-03-15.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2018, 1639, (12), 1010-1017.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2011, 536, 4951-4972.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 5-(3-Amino-4-methyl-1h-pyrazol-1-yl)-2,2-dimethylpentanenitrile Using HRMS and NMR". Sci. Total Environ., 2012, 2470, 9212-9221.