发明人韩伟,陈志强,孙丽萍. "Method for the Synthesis of 4-Methoxy-3-((4-nitro-1h-pyrazol-1-yl)methyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 115576199 B, 授权公告日 2015-05-16.
Martínez F, Lefèvre J P, Mueller T C. "A Process for Preparing High-Purity 4-Methoxy-3-((4-nitro-1h-pyrazol-1-yl)methyl)benzoic acid" [P]. European Patent, EP 3613062 A1, 2016-01-21.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2014, 1940, 2208-2219.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2015, 84, (2), 1490-1498.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 4-Methoxy-3-((4-nitro-1h-pyrazol-1-yl)methyl)benzoic acid Using HRMS and NMR". Biomed. Chromatogr., 2010, 792, (3), 1657-1687.