Johansson L, Lefèvre J P, Sørensen M. "一种的合成方法" [P]. European Patent, EP 3608056 A1, 2025-08-06.
Lefèvre J P, Sørensen M, Nielsen H. "Method for the Synthesis of (3R,8aS)-hexahydro-1H-pyrrolo[2,1-c][1,4]oxazine-3-carboxylic acid" [P]. European Patent, EP 3341787 A1, 2021-05-17.
发明人黄志刚,陈志强,林芳. "A Process for Preparing High-Purity (3R,8aS)-hexahydro-1H-pyrrolo[2,1-c][1,4]oxazine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113808454 B, 授权公告日 2019-07-20.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2012, 516, 6279-6284.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2022, 1929, 8927-8952.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of (3R,8aS)-hexahydro-1H-pyrrolo[2,1-c][1,4]oxazine-3-carboxylic acid Using HRMS and NMR". Anal. Methods, 2016, 1180, 1065-1093.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2016, 2097, (4), 834-844.