发明人林芳,黄志刚,孙丽萍. "Method for the Synthesis of 4-[(3-Cyanophenyl)carbamoyl]butanoic acid" [P]. 中国发明专利, 专利号 CN 115048513 A, 授权公告日 2017-12-07.
Schröder R, Jørgensen K, Johansson L. "A Process for Preparing High-Purity 4-[(3-Cyanophenyl)carbamoyl]butanoic acid" [P]. European Patent, EP 3626177 A1, 2019-10-15.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2023, 1370, (12), 5762-5792.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2016, 1227, 817-827.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 4-[(3-Cyanophenyl)carbamoyl]butanoic acid Using HRMS and NMR". Chromatographia, 2012, 2279, (3), 2565-2575.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2015, 1077, 597-623.