发明人钱学锋,马晓峰,朱建伟. "Method for the Synthesis of 2-(Difluoromethyl)-3-methylpyridine-5-carbonyl chloride" [P]. 中国发明专利, 专利号 CN 111935715 B, 授权公告日 2020-02-21.
发明人冯建国,杨光,罗永刚. "A Process for Preparing High-Purity 2-(Difluoromethyl)-3-methylpyridine-5-carbonyl chloride" [P]. 中国发明专利, 专利号 CN 108051500 B, 授权公告日 2025-05-16.
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". Environ. Sci. Technol., 2016, 928, 6363-6374.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2014, 1480, (8), 8394-8416.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Difluoromethyl)-3-methylpyridine-5-carbonyl chloride Using HRMS and NMR". Anal. Chem., 2011, 112, 170-193.