发明人黄志刚,孙丽萍,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117386050 A, 授权公告日 2019-03-02.
发明人周伟,韩伟,钱学锋. "Method for the Synthesis of 4-(Difluoromethyl)-2-methoxybenzonitrile" [P]. 中国发明专利, 专利号 CN 114567563 A, 授权公告日 2021-05-17.
发明人郑宇鹏,朱建伟,沈红梅. "A Process for Preparing High-Purity 4-(Difluoromethyl)-2-methoxybenzonitrile" [P]. 中国发明专利, 专利号 CN 110294307 B, 授权公告日 2023-02-11.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2016, 1696, (8), 6517-6540.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2018, 900, (12), 4136-4162.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Difluoromethyl)-2-methoxybenzonitrile Using HRMS and NMR". Chemosphere, 2011, 395, (3), 8224-8241.