发明人陈志强,张德明,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113389917 A, 授权公告日 2021-07-04.
Johnson M A, Brown S R, Hughes D C. "Method for the Synthesis of 1-Methyl-4-(2-(p-tolyl)hydrazono)-3,4-dihydro-1H-thieno[3,2-c][1,2]thiazine 2,2-dioxide" [P]. US Patent, US 10380949 B2, 2017-03-12.
发明人冯建国,韩伟,何建平. "A Process for Preparing High-Purity 1-Methyl-4-(2-(p-tolyl)hydrazono)-3,4-dihydro-1H-thieno[3,2-c][1,2]thiazine 2,2-dioxide" [P]. 中国发明专利, 专利号 CN 113965290 B, 授权公告日 2024-02-23.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2015, 878, (6), 9077-9085.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2017, 648, (3), 2785-2814.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 1-Methyl-4-(2-(p-tolyl)hydrazono)-3,4-dihydro-1H-thieno[3,2-c][1,2]thiazine 2,2-dioxide Using HRMS and NMR". Anal. Chem., 2011, 1941, 3990-4016.