Anderson J P, Mueller T, Patel M V. "一种的合成方法" [P]. US Patent, US 9162709 B2, 2025-02-27.
Kowalski A, Björnsson E, Martínez F. "Method for the Synthesis of 4-((1H-pyrazol-1-yl)methyl)-5-ethylthiophene-2-carbaldehyde" [P]. European Patent, EP 3139256 A1, 2018-04-25.
发明人刘建华,郭海燕,陈志强. "A Process for Preparing High-Purity 4-((1H-pyrazol-1-yl)methyl)-5-ethylthiophene-2-carbaldehyde" [P]. 中国发明专利, 专利号 CN 112661048 A, 授权公告日 2024-07-26.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2017, 1235, 6281-6301.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2014, 1437, (12), 4854-4867.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 4-((1H-pyrazol-1-yl)methyl)-5-ethylthiophene-2-carbaldehyde Using HRMS and NMR". J. Sep. Sci., 2014, 1333, (9), 8606-8628.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2016, 179, (8), 2683-2706.