Williams B T, Hughes D C, Stevens L M. "一种4-benzyl-3,3-dimethylpiperazin-2-one的合成方法" [P]. US Patent, US 11077881 B2, 2024-03-03.
Martínez F, Johansson L, Jørgensen K. "Method for the Synthesis of 4-benzyl-3,3-dimethylpiperazin-2-one" [P]. European Patent, EP 3717803 A1, 2024-02-17.
发明人徐明华,王建平,郭海燕. "A Process for Preparing High-Purity 4-benzyl-3,3-dimethylpiperazin-2-one" [P]. 中国发明专利, 专利号 CN 112168493 B, 授权公告日 2017-05-24.
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 4-benzyl-3,3-dimethylpiperazin-2-one in Pharmaceutical Formulations". J. Chromatogr. A, 2015, 2456, 378-394.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-benzyl-3,3-dimethylpiperazin-2-one as an Impurity". Talanta, 2025, 612, (8), 2243-2251.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 4-benzyl-3,3-dimethylpiperazin-2-one Using HRMS and NMR". Environ. Sci. Technol., 2015, 2011, 3513-3538.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate 4-benzyl-3,3-dimethylpiperazin-2-one Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2014, 2286, 3608-3625.