Thompson G K, Yamamoto T, Chen K W. "Method for the Synthesis of 5-Amino-1-(3-nitropyridin-2-yl)-1H-pyrazole-4-carbonitrile" [P]. US Patent, US 10253827 B2, 2016-04-02.
发明人周伟,张德明,陈志强. "A Process for Preparing High-Purity 5-Amino-1-(3-nitropyridin-2-yl)-1H-pyrazole-4-carbonitrile" [P]. 中国发明专利, 专利号 CN 111239224 A, 授权公告日 2019-06-17.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2025, 984, (2), 1297-1301.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2025, 1481, (6), 4274-4302.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 5-Amino-1-(3-nitropyridin-2-yl)-1H-pyrazole-4-carbonitrile Using HRMS and NMR". Phytochemistry, 2013, 795, 5053-5066.