发明人郭海燕,王建平,林芳. "Method for the Synthesis of 2-(1-(Benzo[d][1,3]dioxol-5-yl)ethylidene)malononitrile" [P]. 中国发明专利, 专利号 CN 110925606 B, 授权公告日 2019-11-08.
Davis P L, Brown S R, Lee S K. "A Process for Preparing High-Purity 2-(1-(Benzo[d][1,3]dioxol-5-yl)ethylidene)malononitrile" [P]. US Patent, US 11838669 B2, 2025-09-12.
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". Chromatographia, 2011, 2224, (1), 4904-4910.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2025, 977, (3), 7908-7937.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 2-(1-(Benzo[d][1,3]dioxol-5-yl)ethylidene)malononitrile Using HRMS and NMR". Biomed. Chromatogr., 2023, 387, 5944-5973.