发明人何建平,唐晓军,沈红梅. "Method for the Synthesis of Levocarnitine impurity 31" [P]. 中国发明专利, 专利号 CN 110589375 B, 授权公告日 2022-12-04.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of 左卡尼汀杂质31 in Pharmaceutical Formulations". J. Agric. Food Chem., 2019, 496, 1859-1884.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of 左卡尼汀杂质31 as an Impurity". Anal. Methods, 2020, 1064, (5), 5170-5175.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of Levocarnitine impurity 31 Using HRMS and NMR". Anal. Chem., 2014, 277, (1), 7255-7275.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate 左卡尼汀杂质31 Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2017, 974, (11), 9252-9281.