Martínez F, Mueller T C, Kowalski A. "Method for the Synthesis of Loratadine Impurity 7" [P]. European Patent, EP 3837749 A1, 2023-01-04.
Yamamoto T, Park J H, Klinger H. "A Process for Preparing High-Purity Loratadine Impurity 7" [P]. US Patent, US 10030417 B2, 2016-04-19.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2010, 550, 6220-6227.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2010, 698, (7), 7489-7512.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of Loratadine Impurity 7 Using HRMS and NMR". J. Nat. Prod., 2022, 400, (4), 1689-1713.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2012, 1571, 5373-5384.