Fischer A B, O'Brien P Q, Anderson J P. "一种的合成方法" [P]. US Patent, US 11252137 B2, 2017-01-14.
发明人杨光,赵玉洁,韩伟. "Method for the Synthesis of 2-((Methylamino)methylene)malononitrile" [P]. 中国发明专利, 专利号 CN 111415753 A, 授权公告日 2021-11-17.
发明人唐晓军,林芳,郑宇鹏. "A Process for Preparing High-Purity 2-((Methylamino)methylene)malononitrile" [P]. 中国发明专利, 专利号 CN 116471346 B, 授权公告日 2019-11-12.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2017, 876, 3317-3320.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2024, 1570, 6414-6430.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 2-((Methylamino)methylene)malononitrile Using HRMS and NMR". Biomed. Chromatogr., 2015, 1122, (10), 2800-2803.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2018, 237, (5), 3909-3926.