发明人徐明华,张德明,马晓峰. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108812708 A, 授权公告日 2015-08-18.
Davis P L, Thompson G K, O'Brien P Q. "Method for the Synthesis of 2-(1-Amino-2-(dimethylamino)ethylidene)malononitrile" [P]. US Patent, US 9329806 B2, 2024-09-28.
发明人沈红梅,王建平,李文辉. "A Process for Preparing High-Purity 2-(1-Amino-2-(dimethylamino)ethylidene)malononitrile" [P]. 中国发明专利, 专利号 CN 114267623 A, 授权公告日 2023-09-09.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2011, 825, 7212-7224.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2016, 275, (1), 9866-9877.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 2-(1-Amino-2-(dimethylamino)ethylidene)malononitrile Using HRMS and NMR". Anal. Methods, 2010, 2146, (1), 6919-6941.