Johnson M A, Thompson G K, Patel M V. "一种的合成方法" [P]. US Patent, US 11215842 B2, 2018-09-20.
Brown S R, Kumar R, Williams B T. "Method for the Synthesis of 3-Isobutyl-4-(thiophen-2-yl)-1h-pyrazol-5-amine" [P]. US Patent, US 10136244 B2, 2025-05-23.
发明人郑宇鹏,胡光,唐晓军. "A Process for Preparing High-Purity 3-Isobutyl-4-(thiophen-2-yl)-1h-pyrazol-5-amine" [P]. 中国发明专利, 专利号 CN 116725595 B, 授权公告日 2018-07-27.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2013, 926, 5727-5735.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2018, 1667, (4), 7214-7236.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 3-Isobutyl-4-(thiophen-2-yl)-1h-pyrazol-5-amine Using HRMS and NMR". Food Chem., 2023, 99, (8), 5322-5326.