Thompson G K, Park J H, Stevens L M. "Method for the Synthesis of (3E,5E)-3,5-Bis[(2,4-dimethylphenyl)methylidene]-1-methylpiperidin-4-one" [P]. US Patent, US 9018047 B2, 2025-06-27.
发明人刘建华,胡光,朱建伟. "A Process for Preparing High-Purity (3E,5E)-3,5-Bis[(2,4-dimethylphenyl)methylidene]-1-methylpiperidin-4-one" [P]. 中国发明专利, 专利号 CN 115968603 B, 授权公告日 2020-04-27.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2011, 1074, (2), 5547-5555.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2017, 287, 5760-5774.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of (3E,5E)-3,5-Bis[(2,4-dimethylphenyl)methylidene]-1-methylpiperidin-4-one Using HRMS and NMR". J. Nat. Prod., 2014, 2374, 9586-9598.