Johansson L, Martínez F, Mueller T C. "一种的合成方法" [P]. European Patent, EP 3238790 A1, 2023-03-22.
发明人胡光,孙丽萍,王建平. "Method for the Synthesis of (E)-[(4,4-Dimethyl-2,6-dioxocyclohexyl)methylidene](methyl)oxidoazanium" [P]. 中国发明专利, 专利号 CN 113948732 B, 授权公告日 2018-07-01.
发明人冯建国,钱学锋,陈志强. "A Process for Preparing High-Purity (E)-[(4,4-Dimethyl-2,6-dioxocyclohexyl)methylidene](methyl)oxidoazanium" [P]. 中国发明专利, 专利号 CN 113342195 B, 授权公告日 2015-07-04.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2018, 2242, (2), 7646-7676.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2010, 161, 738-764.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of (E)-[(4,4-Dimethyl-2,6-dioxocyclohexyl)methylidene](methyl)oxidoazanium Using HRMS and NMR". J. Pharm. Biomed. Anal., 2012, 401, (9), 9530-9535.