发明人胡光,唐晓军,何建平. "Method for the Synthesis of α-Cyano-α,β-diethylvaleric Acid Ethyl Ester" [P]. 中国发明专利, 专利号 CN 108833179 B, 授权公告日 2025-07-20.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2014, 2251, (5), 2496-2510.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2021, 1975, (8), 4214-4221.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of α-Cyano-α,β-diethylvaleric Acid Ethyl Ester Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2018, 594, (8), 9201-9226.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2014, 1163, 9904-9928.