Anderson J P, Johnson M A, Kumar R. "一种的合成方法" [P]. US Patent, US 10549292 B2, 2025-08-02.
O'Brien P Q, Yamamoto T, Davis P L. "Method for the Synthesis of 4-(((4-Chlorobenzoyl)oxy)imino)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide" [P]. US Patent, US 11129739 B2, 2021-08-19.
发明人冯建国,李文辉,韩伟. "A Process for Preparing High-Purity 4-(((4-Chlorobenzoyl)oxy)imino)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide" [P]. 中国发明专利, 专利号 CN 113580493 A, 授权公告日 2022-02-19.
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". Food Chem., 2019, 2387, 9141-9158.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2019, 1952, 6547-6575.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 4-(((4-Chlorobenzoyl)oxy)imino)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide Using HRMS and NMR". Phytochemistry, 2013, 2303, (1), 4731-4737.