发明人冯建国,朱建伟,沈红梅. "Method for the Synthesis of 4-Hydroxybut-2-enoic acid" [P]. 中国发明专利, 专利号 CN 113090894 B, 授权公告日 2023-10-16.
发明人张德明,林芳,钱学锋. "A Process for Preparing High-Purity 4-Hydroxybut-2-enoic acid" [P]. 中国发明专利, 专利号 CN 110472867 A, 授权公告日 2017-04-04.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of 4-羟基丁-2-烯酸 in Pharmaceutical Formulations". Sci. Total Environ., 2023, 1375, (11), 5684-5697.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-羟基丁-2-烯酸 as an Impurity". Molecules, 2011, 1804, 1031-1053.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 4-Hydroxybut-2-enoic acid Using HRMS and NMR". Anal. Chim. Acta, 2010, 458, (7), 2011-2018.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate 4-羟基丁-2-烯酸 Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2013, 1856, 6810-6829.