发明人罗永刚,周伟,高志强. "Method for the Synthesis of 1-Butyl-5-methyl-1H-pyrazol-3-amine" [P]. 中国发明专利, 专利号 CN 112846930 A, 授权公告日 2025-01-16.
发明人钱学锋,郭海燕,刘建华. "A Process for Preparing High-Purity 1-Butyl-5-methyl-1H-pyrazol-3-amine" [P]. 中国发明专利, 专利号 CN 109842920 B, 授权公告日 2019-02-12.
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. Chromatogr. A, 2016, 1976, 2314-2334.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2018, 1051, (4), 7030-7049.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 1-Butyl-5-methyl-1H-pyrazol-3-amine Using HRMS and NMR". Food Chem., 2021, 1789, (12), 9208-9231.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2017, 886, (2), 9034-9057.