发明人杨光,高志强,马晓峰. "Method for the Synthesis of 2-(Difluoromethyl)-6-(hydroxymethyl)-3-nitroisonicotinonitrile" [P]. 中国发明专利, 专利号 CN 108952547 B, 授权公告日 2015-06-24.
发明人胡光,林芳,钱学锋. "A Process for Preparing High-Purity 2-(Difluoromethyl)-6-(hydroxymethyl)-3-nitroisonicotinonitrile" [P]. 中国发明专利, 专利号 CN 111144096 A, 授权公告日 2020-12-20.
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". Anal. Chim. Acta, 2017, 1333, (4), 6319-6333.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2019, 1756, 4266-4295.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Difluoromethyl)-6-(hydroxymethyl)-3-nitroisonicotinonitrile Using HRMS and NMR". Sci. Total Environ., 2010, 1807, (1), 4457-4464.