Davis P L, O'Brien P Q, Schröder R. "一种的合成方法" [P]. US Patent, US 9764263 B2, 2019-12-21.
Thompson G K, Davis P L, Yamamoto T. "Method for the Synthesis of (E)-4-(1-Methoxyethylidene)-3-methylisoxazol-5(4H)-one" [P]. US Patent, US 10953687 B2, 2019-09-11.
发明人杨光,韩伟,唐晓军. "A Process for Preparing High-Purity (E)-4-(1-Methoxyethylidene)-3-methylisoxazol-5(4H)-one" [P]. 中国发明专利, 专利号 CN 112081814 B, 授权公告日 2020-10-14.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2014, 1431, (4), 5443-5459.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2014, 1597, (4), 2861-2867.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of (E)-4-(1-Methoxyethylidene)-3-methylisoxazol-5(4H)-one Using HRMS and NMR". J. Agric. Food Chem., 2015, 269, 9573-9588.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2016, 2060, (3), 9411-9414.