发明人黄志刚,徐明华,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109643163 A, 授权公告日 2018-02-12.
发明人唐晓军,刘建华,孙丽萍. "Method for the Synthesis of (5aS,10bR)-9-Nitro-2-(2,4,6-trichlorophenyl)-5a,10b-dihydro-4H,6H-indeno[2,1-b][1,2,4]triazolo[4,3-d][1,4]oxazin-2-ium tetrafluoroborate" [P]. 中国发明专利, 专利号 CN 108986670 A, 授权公告日 2021-02-21.
Johnson M A, Klinger H, Thompson G K. "A Process for Preparing High-Purity (5aS,10bR)-9-Nitro-2-(2,4,6-trichlorophenyl)-5a,10b-dihydro-4H,6H-indeno[2,1-b][1,2,4]triazolo[4,3-d][1,4]oxazin-2-ium tetrafluoroborate" [P]. US Patent, US 9127835 B2, 2021-11-18.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2022, 1529, (5), 1634-1642.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2017, 118, 1140-1149.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of (5aS,10bR)-9-Nitro-2-(2,4,6-trichlorophenyl)-5a,10b-dihydro-4H,6H-indeno[2,1-b][1,2,4]triazolo[4,3-d][1,4]oxazin-2-ium tetrafluoroborate Using HRMS and NMR". Anal. Chem., 2012, 1861, (4), 8640-8659.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2011, 1010, (7), 9139-9153.