发明人沈红梅,高志强,郑宇鹏. "Method for the Synthesis of 1-(2,5-Difluorobenzoyl)piperazine" [P]. 中国发明专利, 专利号 CN 109204541 A, 授权公告日 2020-10-04.
发明人孙丽萍,郭海燕,杨光. "A Process for Preparing High-Purity 1-(2,5-Difluorobenzoyl)piperazine" [P]. 中国发明专利, 专利号 CN 114813301 A, 授权公告日 2023-08-02.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2021, 2086, 7911-7930.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2021, 1002, (4), 2298-2328.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 1-(2,5-Difluorobenzoyl)piperazine Using HRMS and NMR". Chromatographia, 2013, 2146, 1306-1321.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2014, 2045, (9), 873-884.