Martínez F, Johansson L, Kowalski A. "Method for the Synthesis of (S)-5-[(Biphenyl-4-yl)methyl]-1-(2,2-dimethylpropionyl)pyrrolidin-2-one" [P]. European Patent, EP 3033364 A1, 2023-04-27.
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". Talanta, 2010, 1045, 2752-2769.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2021, 1130, (8), 2910-2918.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of (S)-5-[(Biphenyl-4-yl)methyl]-1-(2,2-dimethylpropionyl)pyrrolidin-2-one Using HRMS and NMR". J. Nat. Prod., 2012, 99, 2562-2565.