Björnsson E, Nowak P, Lefèvre J P. "一种的合成方法" [P]. European Patent, EP 3126117 A1, 2025-12-03.
发明人赵玉洁,胡光,林芳. "Method for the Synthesis of 1-(1-Methyl-1H-indazol-4-yl)ethan-1-one" [P]. 中国发明专利, 专利号 CN 115311914 A, 授权公告日 2017-06-14.
发明人罗永刚,韩伟,何建平. "A Process for Preparing High-Purity 1-(1-Methyl-1H-indazol-4-yl)ethan-1-one" [P]. 中国发明专利, 专利号 CN 116287926 A, 授权公告日 2015-12-09.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2022, 1083, (2), 3614-3636.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2017, 2084, (1), 6692-6722.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 1-(1-Methyl-1H-indazol-4-yl)ethan-1-one Using HRMS and NMR". Anal. Chim. Acta, 2011, 688, (1), 6296-6303.