Lefèvre J P, Kowalski A, Nowak P. "Method for the Synthesis of 2-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-N'-(6-fluoropyridin-2-yl)acetohydrazide" [P]. European Patent, EP 3718157 A1, 2017-02-03.
发明人徐明华,唐晓军,张德明. "A Process for Preparing High-Purity 2-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-N'-(6-fluoropyridin-2-yl)acetohydrazide" [P]. 中国发明专利, 专利号 CN 110805883 A, 授权公告日 2022-09-20.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2020, 1476, (8), 8496-8514.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2024, 539, (3), 6252-6261.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 2-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-N'-(6-fluoropyridin-2-yl)acetohydrazide Using HRMS and NMR". Chromatographia, 2025, 1010, 239-246.