发明人李文辉,杨光,钱学锋. "Method for the Synthesis of 1H-Pyrazole-5-carboxylic acid, 1-phenyl-, methyl ester" [P]. 中国发明专利, 专利号 CN 109158276 A, 授权公告日 2024-06-14.
发明人徐明华,胡光,杨光. "A Process for Preparing High-Purity 1H-Pyrazole-5-carboxylic acid, 1-phenyl-, methyl ester" [P]. 中国发明专利, 专利号 CN 114140524 B, 授权公告日 2018-09-09.
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". Phytochemistry, 2016, 638, 1482-1488.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2011, 1929, (8), 4053-4076.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 1H-Pyrazole-5-carboxylic acid, 1-phenyl-, methyl ester Using HRMS and NMR". Environ. Sci. Technol., 2014, 1562, 1576-1585.