O'Brien P Q, Klinger H, Williams B T. "一种的合成方法" [P]. US Patent, US 9732434 B2, 2020-12-03.
发明人王建平,何建平,林芳. "Method for the Synthesis of 5-(2,5-Dimethyl-1h-pyrrol-1-yl)-1-methyl-1h-pyrazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111802260 A, 授权公告日 2018-10-09.
发明人黄志刚,杨光,韩伟. "A Process for Preparing High-Purity 5-(2,5-Dimethyl-1h-pyrrol-1-yl)-1-methyl-1h-pyrazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109134501 B, 授权公告日 2020-07-16.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2011, 1400, (7), 2640-2650.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2016, 850, (3), 1684-1712.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 5-(2,5-Dimethyl-1h-pyrrol-1-yl)-1-methyl-1h-pyrazole-4-carboxylic acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2022, 2212, 1573-1598.