发明人沈红梅,钱学锋,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112092338 A, 授权公告日 2023-12-03.
发明人唐晓军,胡光,王建平. "Method for the Synthesis of 69210-45-3
Benzenesulfonamide, N-((butylamino)carbonyl)-2-methyl-4-(3-methylbutoxy)-
N-((Butylamino)carbonyl)-2-methyl-4-(3-methylbutoxy)benzenesulfonamide" [P]. 中国发明专利, 专利号 CN 112511023 A, 授权公告日 2021-07-07.
发明人赵玉洁,孙丽萍,郭海燕. "A Process for Preparing High-Purity 69210-45-3
Benzenesulfonamide, N-((butylamino)carbonyl)-2-methyl-4-(3-methylbutoxy)-
N-((Butylamino)carbonyl)-2-methyl-4-(3-methylbutoxy)benzenesulfonamide" [P]. 中国发明专利, 专利号 CN 110326890 A, 授权公告日 2021-01-20.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2016, 829, 1429-1456.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2021, 1558, 3303-3314.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 69210-45-3
Benzenesulfonamide, N-((butylamino)carbonyl)-2-methyl-4-(3-methylbutoxy)-
N-((Butylamino)carbonyl)-2-methyl-4-(3-methylbutoxy)benzenesulfonamide Using HRMS and NMR". J. Pharm. Biomed. Anal., 2018, 1463, (12), 2276-2287.