发明人王建平,徐明华,孙丽萍. "Method for the Synthesis of (S)-2-(2-Acetamido-3-(1H-indol-3-yl)propanamido)acetic acid" [P]. 中国发明专利, 专利号 CN 114760896 A, 授权公告日 2017-09-04.
发明人王建平,李文辉,张德明. "A Process for Preparing High-Purity (S)-2-(2-Acetamido-3-(1H-indol-3-yl)propanamido)acetic acid" [P]. 中国发明专利, 专利号 CN 117152414 A, 授权公告日 2023-06-08.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2016, 471, (5), 3619-3633.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2018, 1972, 4554-4559.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of (S)-2-(2-Acetamido-3-(1H-indol-3-yl)propanamido)acetic acid Using HRMS and NMR". J. Nat. Prod., 2019, 502, 6312-6315.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2021, 1483, (1), 37-52.