Nielsen H, Lefèvre J P, Mueller T C. "Method for the Synthesis of L-Alanine-15N" [P]. European Patent, EP 3051395 A1, 2018-02-11.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of L-丙氨酸-15N in Pharmaceutical Formulations". Environ. Sci. Technol., 2011, 2032, (9), 2607-2631.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of L-丙氨酸-15N as an Impurity". J. Sep. Sci., 2010, 403, 6558-6583.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of L-Alanine-15N Using HRMS and NMR". Anal. Chem., 2022, 491, 8108-8132.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate L-丙氨酸-15N Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2014, 1722, (1), 7193-7200.