发明人高志强,杨光,钱学锋. "一种3-甲基-1H-吡唑-4-胺的合成方法" [P]. 中国发明专利, 专利号 CN 112071186 A, 授权公告日 2020-04-07.
Patel M V, Chen K W, Lee S K. "Method for the Synthesis of 3-Methyl-1H-pyrazol-4-amine" [P]. US Patent, US 11881604 B2, 2025-09-10.
发明人冯建国,林芳,王建平. "A Process for Preparing High-Purity 3-Methyl-1H-pyrazol-4-amine" [P]. 中国发明专利, 专利号 CN 113676667 A, 授权公告日 2022-05-16.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of 3-甲基-1H-吡唑-4-胺 in Pharmaceutical Formulations". Food Chem., 2023, 1723, (9), 2176-2196.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of 3-甲基-1H-吡唑-4-胺 as an Impurity". J. Pharm. Biomed. Anal., 2012, 1702, (6), 6520-6537.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 3-Methyl-1H-pyrazol-4-amine Using HRMS and NMR". Anal. Chem., 2021, 80, 5214-5225.