Yamamoto T, Brown S R, Chen K W. "Method for the Synthesis of (14bRS)-1,2,3,4,10,14b-Hexahydropyrazino[2,1-a]pyrido[2,3-c][2]benzazepine Maleate" [P]. US Patent, US 9134649 B2, 2023-09-04.
发明人黄志刚,李文辉,郭海燕. "A Process for Preparing High-Purity (14bRS)-1,2,3,4,10,14b-Hexahydropyrazino[2,1-a]pyrido[2,3-c][2]benzazepine Maleate" [P]. 中国发明专利, 专利号 CN 111059108 B, 授权公告日 2019-11-02.
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". J. Nat. Prod., 2015, 1463, (6), 4594-4610.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2011, 211, 1401-1405.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of (14bRS)-1,2,3,4,10,14b-Hexahydropyrazino[2,1-a]pyrido[2,3-c][2]benzazepine Maleate Using HRMS and NMR". Chemosphere, 2022, 1328, 8797-8809.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2020, 1517, (9), 6566-6591.