发明人高志强,唐晓军,张德明. "Method for the Synthesis of 3-(Ethylamino)-4-methylbenzonitrile" [P]. 中国发明专利, 专利号 CN 112497349 A, 授权公告日 2018-02-02.
发明人何建平,王建平,赵玉洁. "A Process for Preparing High-Purity 3-(Ethylamino)-4-methylbenzonitrile" [P]. 中国发明专利, 专利号 CN 117847188 B, 授权公告日 2015-09-28.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2013, 431, 2114-2130.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2011, 2302, (9), 9299-9327.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 3-(Ethylamino)-4-methylbenzonitrile Using HRMS and NMR". Chemosphere, 2024, 2201, 7593-7618.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2023, 1552, (2), 3651-3654.