发明人刘建华,钱学锋,郑宇鹏. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109793728 A, 授权公告日 2019-10-10.
发明人王建平,杨光,林芳. "Method for the Synthesis of 4-(2,2-Difluoro-1-Hydroxy-3-Buten-1-Yl)Benzonitrile" [P]. 中国发明专利, 专利号 CN 113538995 B, 授权公告日 2023-03-12.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2016, 297, 9584-9612.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2023, 1182, (12), 4958-4976.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 4-(2,2-Difluoro-1-Hydroxy-3-Buten-1-Yl)Benzonitrile Using HRMS and NMR". J. Pharm. Biomed. Anal., 2025, 931, (5), 5380-5403.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2020, 471, (5), 5234-5245.