发明人朱建伟,郭海燕,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117870086 A, 授权公告日 2024-06-13.
发明人李文辉,朱建伟,黄志刚. "Method for the Synthesis of 4-Cyclopropoxy-2-ethylnicotinonitrile" [P]. 中国发明专利, 专利号 CN 117789114 A, 授权公告日 2017-07-23.
Hughes D C, Lee S K, Kumar R. "A Process for Preparing High-Purity 4-Cyclopropoxy-2-ethylnicotinonitrile" [P]. US Patent, US 11624416 B2, 2016-10-15.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2010, 1631, (9), 4060-4064.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2018, 1404, (6), 1104-1128.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 4-Cyclopropoxy-2-ethylnicotinonitrile Using HRMS and NMR". Molecules, 2022, 688, (9), 5437-5451.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2010, 421, (10), 2677-2685.