Brown S R, Chen K W, Hughes D C. "一种的合成方法" [P]. US Patent, US 10631821 B2, 2016-02-25.
发明人何建平,高志强,王建平. "Method for the Synthesis of 3-(Trifluoromethyl)pyrido[2,3-b]pyrazine" [P]. 中国发明专利, 专利号 CN 111401370 B, 授权公告日 2017-09-04.
Patel M V, Mueller T, Stevens L M. "A Process for Preparing High-Purity 3-(Trifluoromethyl)pyrido[2,3-b]pyrazine" [P]. US Patent, US 9917662 B2, 2022-04-23.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2016, 1087, (3), 2776-2788.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2022, 1983, (8), 2535-2547.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 3-(Trifluoromethyl)pyrido[2,3-b]pyrazine Using HRMS and NMR". Biomed. Chromatogr., 2023, 1591, 6409-6432.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2017, 475, 6784-6797.