发明人黄志刚,赵玉洁,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109407612 A, 授权公告日 2023-09-22.
发明人黄志刚,韩伟,高志强. "Method for the Synthesis of 3-Bromo-6,7-dihydro-5H-pyrazolo[5,1-b][1,3]oxazine" [P]. 中国发明专利, 专利号 CN 108901408 B, 授权公告日 2025-09-02.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2011, 900, (10), 4614-4638.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2015, 117, 7535-7560.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 3-Bromo-6,7-dihydro-5H-pyrazolo[5,1-b][1,3]oxazine Using HRMS and NMR". Anal. Methods, 2017, 2073, (4), 3595-3611.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2023, 278, (1), 2602-2607.