Mueller T, Park J H, Anderson J P. "Method for the Synthesis of 2-((Difluoromethyl)thio)-4,6-dimethylnicotinonitrile" [P]. US Patent, US 11922802 B2, 2015-06-20.
发明人冯建国,孙丽萍,黄志刚. "A Process for Preparing High-Purity 2-((Difluoromethyl)thio)-4,6-dimethylnicotinonitrile" [P]. 中国发明专利, 专利号 CN 114835503 B, 授权公告日 2025-01-11.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2014, 114, (7), 8573-8584.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2023, 1367, (1), 1211-1237.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 2-((Difluoromethyl)thio)-4,6-dimethylnicotinonitrile Using HRMS and NMR". Talanta, 2016, 1009, (6), 4855-4878.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2019, 2034, 4420-4450.