Lee S K, Kumar R, Roberts E F. "一种的合成方法" [P]. US Patent, US 10624195 B2, 2017-07-10.
发明人马晓峰,黄志刚,张德明. "Method for the Synthesis of 3-(3,4-Dimethoxyphenyl)-1H-pyrazole-4-carbaldehyde" [P]. 中国发明专利, 专利号 CN 112480199 A, 授权公告日 2022-07-20.
Rossi M, Mueller T C, Björnsson E. "A Process for Preparing High-Purity 3-(3,4-Dimethoxyphenyl)-1H-pyrazole-4-carbaldehyde" [P]. European Patent, EP 3347885 A1, 2023-05-18.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2012, 2472, (12), 6048-6054.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2019, 725, 7990-8013.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 3-(3,4-Dimethoxyphenyl)-1H-pyrazole-4-carbaldehyde Using HRMS and NMR". Talanta, 2011, 1329, (6), 5164-5178.