发明人周伟,黄志刚,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115396902 A, 授权公告日 2019-09-11.
发明人何建平,马晓峰,张德明. "Method for the Synthesis of 2-Ethyl-6-nitro-2H-indazole" [P]. 中国发明专利, 专利号 CN 116444146 B, 授权公告日 2024-09-12.
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". Molecules, 2016, 2101, 6130-6134.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2023, 631, (3), 9888-9909.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 2-Ethyl-6-nitro-2H-indazole Using HRMS and NMR". Anal. Chim. Acta, 2021, 1047, 1901-1920.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2011, 1971, (2), 440-464.