发明人郑宇鹏,钱学锋,林芳. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115139967 A, 授权公告日 2024-09-19.
Lefèvre J P, Sørensen M, Björnsson E. "Method for the Synthesis of (R)-3-(3,4-Dimethoxyphenyl)piperazin-2-one" [P]. European Patent, EP 3208534 A1, 2024-09-12.
Nielsen H, Mueller T C, Rossi M. "A Process for Preparing High-Purity (R)-3-(3,4-Dimethoxyphenyl)piperazin-2-one" [P]. European Patent, EP 3402460 A1, 2022-02-07.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2017, 206, (3), 4310-4336.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2020, 814, (11), 7077-7088.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of (R)-3-(3,4-Dimethoxyphenyl)piperazin-2-one Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2023, 950, 1033-1038.