Martínez F, Sørensen M, Schröder R. "一种的合成方法" [P]. European Patent, EP 3656828 A1, 2024-05-26.
发明人林芳,孙丽萍,何建平. "Method for the Synthesis of N-([1,1'-Biphenyl]-2-yl)-6,7-dihydro-5H-pyrazolo[5,1-b][1,3]oxazine-2-carboxamide" [P]. 中国发明专利, 专利号 CN 113470551 B, 授权公告日 2023-05-24.
Williams B T, Davis P L, Stevens L M. "A Process for Preparing High-Purity N-([1,1'-Biphenyl]-2-yl)-6,7-dihydro-5H-pyrazolo[5,1-b][1,3]oxazine-2-carboxamide" [P]. US Patent, US 11196238 B2, 2021-05-26.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2010, 1788, 9288-9296.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2017, 135, (8), 746-758.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of N-([1,1'-Biphenyl]-2-yl)-6,7-dihydro-5H-pyrazolo[5,1-b][1,3]oxazine-2-carboxamide Using HRMS and NMR". Anal. Chem., 2017, 1433, (12), 9046-9058.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2020, 1986, (5), 1794-1809.