发明人林芳,杨光,徐明华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110112497 A, 授权公告日 2018-05-05.
Brown S R, Lee S K, Williams B T. "Method for the Synthesis of 2-(2-Thienyl)-4H-3,1-benzoxazin-4-one" [P]. US Patent, US 9683676 B2, 2016-04-18.
Davis P L, Roberts E F, Lee S K. "A Process for Preparing High-Purity 2-(2-Thienyl)-4H-3,1-benzoxazin-4-one" [P]. US Patent, US 9897838 B2, 2025-05-23.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2020, 862, (1), 782-811.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2018, 1991, 4908-4930.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 2-(2-Thienyl)-4H-3,1-benzoxazin-4-one Using HRMS and NMR". Biomed. Chromatogr., 2017, 758, 2715-2735.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2015, 1793, (6), 4782-4797.