发明人王建平,林芳,徐明华. "Method for the Synthesis of (3-Oxo-1,2,3,4-tetrahydroquinoxaline-1-carbonyl)-L-valine" [P]. 中国发明专利, 专利号 CN 112783558 B, 授权公告日 2023-03-05.
发明人胡光,陈志强,杨光. "A Process for Preparing High-Purity (3-Oxo-1,2,3,4-tetrahydroquinoxaline-1-carbonyl)-L-valine" [P]. 中国发明专利, 专利号 CN 112332699 A, 授权公告日 2025-02-14.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2022, 1847, 183-209.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2023, 528, 1656-1668.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of (3-Oxo-1,2,3,4-tetrahydroquinoxaline-1-carbonyl)-L-valine Using HRMS and NMR". J. Sep. Sci., 2015, 1573, (3), 8179-8184.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2025, 1249, 8403-8415.