Patel M V, Chen K W, Lee S K. "Method for the Synthesis of <SC>DL</SC>-Glutamic acid-1-<SUP>13</SUP>C" [P]. US Patent, US 10613489 B2, 2025-08-03.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of <SC>DL</SC>-谷氨酸-1-<SUP>13</SUP>C in Pharmaceutical Formulations". Phytochemistry, 2016, 412, (3), 1695-1713.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of <SC>DL</SC>-谷氨酸-1-<SUP>13</SUP>C as an Impurity". Molecules, 2018, 1425, 19-24.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of <SC>DL</SC>-Glutamic acid-1-<SUP>13</SUP>C Using HRMS and NMR". Biomed. Chromatogr., 2012, 1309, 8817-8845.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate <SC>DL</SC>-谷氨酸-1-<SUP>13</SUP>C Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2021, 2362, (12), 2117-2124.