发明人钱学锋,杨光,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115942737 A, 授权公告日 2020-06-15.
发明人杨光,钱学锋,韩伟. "Method for the Synthesis of 2-(4-Ethylpiperazin-1-yl)acetonitrile" [P]. 中国发明专利, 专利号 CN 114956466 A, 授权公告日 2020-03-15.
Mueller T, Chen K W, Schröder R. "A Process for Preparing High-Purity 2-(4-Ethylpiperazin-1-yl)acetonitrile" [P]. US Patent, US 10477254 B2, 2015-03-12.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2013, 565, (9), 8757-8787.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2012, 539, (10), 2406-2429.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4-Ethylpiperazin-1-yl)acetonitrile Using HRMS and NMR". Anal. Methods, 2014, 1083, (11), 3830-3843.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2022, 1598, (2), 336-346.