Sørensen M, Kowalski A, Nielsen H. "Method for the Synthesis of 1-Methyl-6-oxo-2-phenylpiperidine-3-carboxylic acid" [P]. European Patent, EP 3766058 A1, 2022-06-22.
Yamamoto T, Lee S K, Hughes D C. "A Process for Preparing High-Purity 1-Methyl-6-oxo-2-phenylpiperidine-3-carboxylic acid" [P]. US Patent, US 11037151 B2, 2025-07-05.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2014, 2303, 4477-4502.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2015, 446, 4195-4211.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 1-Methyl-6-oxo-2-phenylpiperidine-3-carboxylic acid Using HRMS and NMR". Talanta, 2025, 1326, (2), 4734-4761.