Stevens L M, Kumar R, Fischer A B. "一种的合成方法" [P]. US Patent, US 11823309 B2, 2020-07-05.
发明人刘建华,钱学锋,马晓峰. "Method for the Synthesis of 1-((5-Ethylthiophen-2-yl)methyl)-1h-pyrazol-4-amine" [P]. 中国发明专利, 专利号 CN 110557152 A, 授权公告日 2025-02-08.
发明人孙丽萍,张德明,陈志强. "A Process for Preparing High-Purity 1-((5-Ethylthiophen-2-yl)methyl)-1h-pyrazol-4-amine" [P]. 中国发明专利, 专利号 CN 113942857 B, 授权公告日 2020-06-03.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2011, 2398, (4), 4141-4170.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2012, 2301, (7), 9565-9594.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 1-((5-Ethylthiophen-2-yl)methyl)-1h-pyrazol-4-amine Using HRMS and NMR". Phytochemistry, 2014, 188, (5), 7119-7129.