发明人杨光,唐晓军,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109848915 A, 授权公告日 2019-11-15.
发明人孙丽萍,唐晓军,何建平. "Method for the Synthesis of 4-(tert-Butoxy)-3-cyclopropoxypicolinonitrile" [P]. 中国发明专利, 专利号 CN 117988757 A, 授权公告日 2018-04-02.
Thompson G K, Hughes D C, Brown S R. "A Process for Preparing High-Purity 4-(tert-Butoxy)-3-cyclopropoxypicolinonitrile" [P]. US Patent, US 11791132 B2, 2022-10-24.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2013, 884, 9390-9412.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2021, 2195, (9), 3852-3860.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 4-(tert-Butoxy)-3-cyclopropoxypicolinonitrile Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2013, 2066, (8), 1072-1075.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2015, 2461, (5), 9688-9711.