发明人张德明,孙丽萍,韩伟. "Method for the Synthesis of 2-Amino-2-methyl-4-(1h-pyrazol-1-yl)butanamide" [P]. 中国发明专利, 专利号 CN 117225663 A, 授权公告日 2022-09-02.
Park J H, Hughes D C, Williams B T. "A Process for Preparing High-Purity 2-Amino-2-methyl-4-(1h-pyrazol-1-yl)butanamide" [P]. US Patent, US 9568487 B2, 2025-08-28.
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. Agric. Food Chem., 2019, 1959, 8238-8255.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2025, 1225, (1), 8537-8562.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 2-Amino-2-methyl-4-(1h-pyrazol-1-yl)butanamide Using HRMS and NMR". Anal. Methods, 2019, 1503, (12), 7809-7825.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2015, 1812, 7570-7580.