Nowak P, Björnsson E, Mueller T C. "一种的合成方法" [P]. European Patent, EP 3304572 A1, 2024-01-28.
发明人高志强,徐明华,马晓峰. "Method for the Synthesis of 2-(3-Methoxy-4-nitro-1h-pyrazol-1-yl)ethan-1-amine hydrochloride" [P]. 中国发明专利, 专利号 CN 108365668 B, 授权公告日 2018-03-09.
发明人刘建华,冯建国,朱建伟. "A Process for Preparing High-Purity 2-(3-Methoxy-4-nitro-1h-pyrazol-1-yl)ethan-1-amine hydrochloride" [P]. 中国发明专利, 专利号 CN 112523325 A, 授权公告日 2018-02-11.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2019, 843, 6615-6633.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2021, 919, (6), 3509-3521.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 2-(3-Methoxy-4-nitro-1h-pyrazol-1-yl)ethan-1-amine hydrochloride Using HRMS and NMR". Anal. Chim. Acta, 2013, 790, 8293-8305.