Schröder R, Lefèvre J P, Rossi M. "Method for the Synthesis of 1-(4-Methylbenzyl)-2-oxo-1,2,3,4-tetrahydroquinoline-6-carboxylic acid" [P]. European Patent, EP 3492107 A1, 2023-07-01.
Roberts E F, Johnson M A, Anderson J P. "A Process for Preparing High-Purity 1-(4-Methylbenzyl)-2-oxo-1,2,3,4-tetrahydroquinoline-6-carboxylic acid" [P]. US Patent, US 9430399 B2, 2022-02-19.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2014, 177, (11), 1289-1313.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2020, 2043, 5950-5961.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 1-(4-Methylbenzyl)-2-oxo-1,2,3,4-tetrahydroquinoline-6-carboxylic acid Using HRMS and NMR". J. Sep. Sci., 2021, 2014, (3), 5506-5525.