Klinger H, Hughes D C, Williams B T. "Method for the Synthesis of methyl 6-cyano-2-azabicyclo[2.2.2]octane-2-carboxylate" [P]. US Patent, US 11203973 B2, 2015-09-14.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of methyl 6-cyano-2-azabicyclo[2.2.2]octane-2-carboxylate in Pharmaceutical Formulations". Biomed. Chromatogr., 2018, 840, 5178-5203.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of methyl 6-cyano-2-azabicyclo[2.2.2]octane-2-carboxylate as an Impurity". Anal. Chem., 2021, 496, 6217-6246.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of methyl 6-cyano-2-azabicyclo[2.2.2]octane-2-carboxylate Using HRMS and NMR". Anal. Chim. Acta, 2016, 1881, 9155-9160.