Schröder R, Park J H, Klinger H. "一种的合成方法" [P]. US Patent, US 11407046 B2, 2022-04-01.
发明人胡光,韩伟,黄志刚. "Method for the Synthesis of 4-(Methyl(2-methylbenzyl)amino)butanenitrile" [P]. 中国发明专利, 专利号 CN 115015760 B, 授权公告日 2024-10-15.
发明人罗永刚,周伟,沈红梅. "A Process for Preparing High-Purity 4-(Methyl(2-methylbenzyl)amino)butanenitrile" [P]. 中国发明专利, 专利号 CN 108617764 A, 授权公告日 2019-06-06.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2013, 1258, (9), 5675-5683.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2019, 151, 7146-7151.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Methyl(2-methylbenzyl)amino)butanenitrile Using HRMS and NMR". Anal. Chim. Acta, 2010, 2216, (2), 5190-5196.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2012, 1654, (7), 5035-5048.