Yamamoto T, Brown S R, Mueller T. "一种的合成方法" [P]. US Patent, US 9222643 B2, 2017-11-19.
发明人韩伟,周伟,李文辉. "Method for the Synthesis of (E)-2-(2-(4-(Dimethylamino)styryl)-6-methyl-4H-pyran-4-ylidene)malononitrile" [P]. 中国发明专利, 专利号 CN 116035306 A, 授权公告日 2015-03-08.
Hughes D C, Klinger H, Stevens L M. "A Process for Preparing High-Purity (E)-2-(2-(4-(Dimethylamino)styryl)-6-methyl-4H-pyran-4-ylidene)malononitrile" [P]. US Patent, US 10202983 B2, 2018-05-09.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2015, 255, 154-162.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2012, 1178, (7), 3371-3383.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of (E)-2-(2-(4-(Dimethylamino)styryl)-6-methyl-4H-pyran-4-ylidene)malononitrile Using HRMS and NMR". Talanta, 2022, 606, 884-896.