Mueller T, Fischer A B, Roberts E F. "Method for the Synthesis of Varenicline Impurity 32" [P]. US Patent, US 10571101 B2, 2024-05-09.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2013, 148, (4), 9975-9989.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2024, 1075, (11), 254-279.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of Varenicline Impurity 32 Using HRMS and NMR". Molecules, 2024, 1758, (8), 929-944.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2011, 372, (9), 4680-4710.