发明人何建平,马晓峰,冯建国. "Method for the Synthesis of 1-Cyclopropyl-2-oxo-2,3-dihydro-1h-1,3-benzodiazole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109630956 A, 授权公告日 2022-07-26.
发明人胡光,林芳,孙丽萍. "A Process for Preparing High-Purity 1-Cyclopropyl-2-oxo-2,3-dihydro-1h-1,3-benzodiazole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111972539 B, 授权公告日 2015-10-27.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2015, 100, (8), 1744-1762.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2016, 2345, (2), 7373-7384.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 1-Cyclopropyl-2-oxo-2,3-dihydro-1h-1,3-benzodiazole-5-carboxylic acid Using HRMS and NMR". Anal. Chim. Acta, 2023, 867, (6), 7862-7883.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2016, 1582, 5337-5349.