Sørensen M, Nowak P, Martínez F. "Method for the Synthesis of (E)-N'-Hydroxy-2-(3-(trifluoromethyl)-1H-pyrazol-1-yl)acetimidamide" [P]. European Patent, EP 3350743 A1, 2024-07-13.
发明人孙丽萍,王建平,周伟. "A Process for Preparing High-Purity (E)-N'-Hydroxy-2-(3-(trifluoromethyl)-1H-pyrazol-1-yl)acetimidamide" [P]. 中国发明专利, 专利号 CN 116380023 B, 授权公告日 2024-08-15.
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". Anal. Chim. Acta, 2014, 1166, 3804-3817.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2010, 2205, (4), 7137-7141.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of (E)-N'-Hydroxy-2-(3-(trifluoromethyl)-1H-pyrazol-1-yl)acetimidamide Using HRMS and NMR". J. Chromatogr. A, 2014, 1587, (11), 9177-9201.