Davis P L, Kumar R, Anderson J P. "一种的合成方法" [P]. US Patent, US 11074121 B2, 2016-08-03.
Anderson J P, Thompson G K, Yamamoto T. "Method for the Synthesis of 4-(4-(Methoxycarbonyl)piperidin-1-yl)-4-oxobutanoic acid" [P]. US Patent, US 11089785 B2, 2017-04-07.
Kowalski A, Nielsen H, Nowak P. "A Process for Preparing High-Purity 4-(4-(Methoxycarbonyl)piperidin-1-yl)-4-oxobutanoic acid" [P]. European Patent, EP 3529650 A1, 2017-03-24.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2018, 139, (6), 3967-3979.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2011, 458, (4), 6408-6421.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 4-(4-(Methoxycarbonyl)piperidin-1-yl)-4-oxobutanoic acid Using HRMS and NMR". Food Chem., 2011, 1076, (7), 2972-2976.