Park J H, Hughes D C, Chen K W. "Method for the Synthesis of (4Z)-2-Methyl-2,3-dihydro-4H-thieno[2,3-e][1,2]-thiazin-4-one oxime 1,1-dioxide" [P]. US Patent, US 11026973 B2, 2020-11-21.
发明人沈红梅,杨光,钱学锋. "A Process for Preparing High-Purity (4Z)-2-Methyl-2,3-dihydro-4H-thieno[2,3-e][1,2]-thiazin-4-one oxime 1,1-dioxide" [P]. 中国发明专利, 专利号 CN 111721471 B, 授权公告日 2024-01-14.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2023, 1657, 3616-3625.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2017, 1925, (9), 4489-4494.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of (4Z)-2-Methyl-2,3-dihydro-4H-thieno[2,3-e][1,2]-thiazin-4-one oxime 1,1-dioxide Using HRMS and NMR". J. Chromatogr. A, 2017, 2162, (7), 3082-3089.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2024, 2443, 1432-1442.