发明人韩伟,张德明,林芳. "一种苯基丁酸杂质8的合成方法" [P]. 中国发明专利, 专利号 CN 116454222 A, 授权公告日 2016-09-08.
发明人林芳,刘建华,王建平. "Method for the Synthesis of Phenylbutyrate Impurity 8" [P]. 中国发明专利, 专利号 CN 117443279 A, 授权公告日 2024-12-08.
Anderson J P, Williams B T, Johnson M A. "A Process for Preparing High-Purity Phenylbutyrate Impurity 8" [P]. US Patent, US 9552273 B2, 2025-08-24.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of 苯基丁酸杂质8 in Pharmaceutical Formulations". J. Sep. Sci., 2021, 2367, (6), 8658-8687.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of 苯基丁酸杂质8 as an Impurity". Biomed. Chromatogr., 2014, 290, (8), 9058-9088.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of Phenylbutyrate Impurity 8 Using HRMS and NMR". J. Agric. Food Chem., 2020, 1665, 4684-4711.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate 苯基丁酸杂质8 Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2020, 1657, (11), 9821-9845.