发明人朱建伟,杨光,周伟. "Method for the Synthesis of (S)-2-((tert-Butoxycarbonyl)amino)-3-(1H-pyrrolo[2,3-b]pyridin-3-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 113641288 A, 授权公告日 2020-10-01.
Brown S R, Park J H, Lee S K. "A Process for Preparing High-Purity (S)-2-((tert-Butoxycarbonyl)amino)-3-(1H-pyrrolo[2,3-b]pyridin-3-yl)propanoic acid" [P]. US Patent, US 10875910 B2, 2021-06-07.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2011, 2431, (7), 1798-1802.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2020, 1469, 3253-3275.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of (S)-2-((tert-Butoxycarbonyl)amino)-3-(1H-pyrrolo[2,3-b]pyridin-3-yl)propanoic acid Using HRMS and NMR". J. Nat. Prod., 2018, 1172, 9820-9846.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2019, 1338, 4554-4563.