Williams B T, Thompson G K, Klinger H. "Method for the Synthesis of Z-His-NH?" [P]. US Patent, US 10849429 B2, 2016-09-10.
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 Z-组氨酸-NH? in Pharmaceutical Formulations". Chromatographia, 2023, 925, 8055-8066.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of Z-组氨酸-NH? as an Impurity". Chemosphere, 2024, 1991, (1), 4790-4812.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of Z-His-NH? Using HRMS and NMR". J. Pharm. Biomed. Anal., 2015, 2157, 5709-5737.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Z-组氨酸-NH? Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2022, 817, (10), 4415-4439.