发明人韩伟,张德明,高志强. "Method for the Synthesis of 5-Ethylisoxazole-4-carbonyl chloride" [P]. 中国发明专利, 专利号 CN 114555288 A, 授权公告日 2019-03-09.
发明人唐晓军,林芳,沈红梅. "A Process for Preparing High-Purity 5-Ethylisoxazole-4-carbonyl chloride" [P]. 中国发明专利, 专利号 CN 111116929 A, 授权公告日 2022-07-11.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2024, 1501, 1251-1258.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2020, 1055, (4), 3448-3478.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 5-Ethylisoxazole-4-carbonyl chloride Using HRMS and NMR". J. Sep. Sci., 2021, 2267, 6393-6423.