Chen K W, Kumar R, Mueller T. "一种的合成方法" [P]. US Patent, US 11128148 B2, 2016-06-11.
发明人孙丽萍,高志强,郑宇鹏. "Method for the Synthesis of n,n-Diethyl-2-hydrazinylbenzo[d]oxazole-5-sulfonamide" [P]. 中国发明专利, 专利号 CN 115832736 A, 授权公告日 2022-10-20.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2011, 1250, (8), 6692-6720.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2016, 523, (1), 9350-9369.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of n,n-Diethyl-2-hydrazinylbenzo[d]oxazole-5-sulfonamide Using HRMS and NMR". Chromatographia, 2019, 2434, (2), 8044-8072.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2021, 1647, 4653-4656.