Thompson G K, O'Brien P Q, Lee S K. "一种5-amino-3-methyl-1H-pyrazole-4-carboxamide的合成方法" [P]. US Patent, US 11631069 B2, 2016-09-14.
发明人罗永刚,陈志强,周伟. "Method for the Synthesis of 5-amino-3-methyl-1H-pyrazole-4-carboxamide" [P]. 中国发明专利, 专利号 CN 114736643 B, 授权公告日 2021-01-05.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of 5-amino-3-methyl-1H-pyrazole-4-carboxamide in Pharmaceutical Formulations". Anal. Methods, 2015, 2464, (3), 2703-2707.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of 5-amino-3-methyl-1H-pyrazole-4-carboxamide as an Impurity". Sci. Total Environ., 2024, 315, (2), 8155-8178.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 5-amino-3-methyl-1H-pyrazole-4-carboxamide Using HRMS and NMR". Phytochemistry, 2024, 737, (7), 9437-9463.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate 5-amino-3-methyl-1H-pyrazole-4-carboxamide Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2010, 557, 2640-2665.