Patel M V, O'Brien P Q, Fischer A B. "Method for the Synthesis of Lidocaine EP Impurity D-d6" [P]. US Patent, US 11763770 B2, 2018-10-11.
发明人周伟,冯建国,赵玉洁. "A Process for Preparing High-Purity Lidocaine EP Impurity D-d6" [P]. 中国发明专利, 专利号 CN 117947480 B, 授权公告日 2024-11-06.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of Lidocaine EP Impurity D-d6 in Pharmaceutical Formulations". Anal. Methods, 2019, 1124, 9956-9977.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of Lidocaine EP Impurity D-d6 as an Impurity". Anal. Chem., 2020, 740, (3), 8065-8088.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of Lidocaine EP Impurity D-d6 Using HRMS and NMR". J. Pharm. Biomed. Anal., 2022, 743, 2282-2291.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Lidocaine EP Impurity D-d6 Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2018, 2429, 1531-1541.