发明人赵玉洁,杨光,郭海燕. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117459764 A, 授权公告日 2021-11-22.
发明人韩伟,高志强,胡光. "Method for the Synthesis of 4-[2-(Aminocarbonyl)-5-benzofuranyl]-1-piperazinecarboxylic Acid tert-Butyl Ester" [P]. 中国发明专利, 专利号 CN 110924987 B, 授权公告日 2022-02-21.
发明人郭海燕,陈志强,马晓峰. "A Process for Preparing High-Purity 4-[2-(Aminocarbonyl)-5-benzofuranyl]-1-piperazinecarboxylic Acid tert-Butyl Ester" [P]. 中国发明专利, 专利号 CN 111961244 B, 授权公告日 2022-04-18.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2011, 1321, (11), 4895-4899.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2023, 979, (11), 2028-2035.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 4-[2-(Aminocarbonyl)-5-benzofuranyl]-1-piperazinecarboxylic Acid tert-Butyl Ester Using HRMS and NMR". Anal. Chem., 2013, 222, 618-627.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2021, 330, 9943-9962.