发明人罗永刚,徐明华,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114091786 A, 授权公告日 2021-06-19.
发明人陈志强,钱学锋,朱建伟. "Method for the Synthesis of 3,4-Diamino-5-(difluoromethyl)picolinonitrile" [P]. 中国发明专利, 专利号 CN 112125596 A, 授权公告日 2019-07-26.
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". J. Sep. Sci., 2015, 1078, (12), 6976-6999.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2024, 1844, (5), 3207-3236.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 3,4-Diamino-5-(difluoromethyl)picolinonitrile Using HRMS and NMR". Biomed. Chromatogr., 2014, 1646, 2969-2974.