发明人刘建华,罗永刚,李文辉. "Method for the Synthesis of 4-Cyclopropoxy-2-sulfamoylbenzoic acid" [P]. 中国发明专利, 专利号 CN 112530891 B, 授权公告日 2024-07-21.
发明人杨光,胡光,李文辉. "A Process for Preparing High-Purity 4-Cyclopropoxy-2-sulfamoylbenzoic acid" [P]. 中国发明专利, 专利号 CN 108911470 A, 授权公告日 2025-01-22.
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". Sci. Total Environ., 2018, 1086, (6), 5159-5163.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2012, 150, 1350-1357.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 4-Cyclopropoxy-2-sulfamoylbenzoic acid Using HRMS and NMR". Chromatographia, 2011, 131, (11), 4171-4183.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2025, 2372, 9474-9481.