发明人赵玉洁,张德明,朱建伟. "Method for the Synthesis of 4-Methyl-3-(5-nitrofuran-2-yl)-1h-pyrazol-5-amine" [P]. 中国发明专利, 专利号 CN 109941428 B, 授权公告日 2019-08-05.
发明人孙丽萍,冯建国,张德明. "A Process for Preparing High-Purity 4-Methyl-3-(5-nitrofuran-2-yl)-1h-pyrazol-5-amine" [P]. 中国发明专利, 专利号 CN 110623108 B, 授权公告日 2025-07-08.
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". J. Sep. Sci., 2012, 799, (4), 2740-2750.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2024, 1202, 8665-8686.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 4-Methyl-3-(5-nitrofuran-2-yl)-1h-pyrazol-5-amine Using HRMS and NMR". J. Nat. Prod., 2011, 277, 8761-8770.