Kowalski A, Lefèvre J P, Martínez F. "Method for the Synthesis of 2-[(5-amino-3-bromo-1-methyl-1h-pyrazol-4-yl)formamido]acetic acid" [P]. European Patent, EP 3150778 A1, 2020-10-26.
发明人胡光,刘建华,王建平. "A Process for Preparing High-Purity 2-[(5-amino-3-bromo-1-methyl-1h-pyrazol-4-yl)formamido]acetic acid" [P]. 中国发明专利, 专利号 CN 113223067 B, 授权公告日 2017-12-25.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2024, 166, (9), 7053-7077.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2024, 1658, (12), 9118-9127.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 2-[(5-amino-3-bromo-1-methyl-1h-pyrazol-4-yl)formamido]acetic acid Using HRMS and NMR". Biomed. Chromatogr., 2025, 1797, (8), 4898-4913.