Astatine partitioning between nitric acid and conventional solvents: indication of covalency in ketone complexation of AtO<sup>+</sup>
Jonathan D. Burns, E. E. Tereshatov, Mallory McCarthy, Lauren A. McIntosh, G. Tăbăcaru, Xin Yang, Michael B. Hall, S. J. Yennello
Abstract
The extraction of<sup>211</sup>At into ketones out of 1–3 M nitric acid shows better extraction than other solvents, with DFT calculations indicating stronger binding between the carbonyl oxygen of the ketone and the At metal center.
Topics & Concepts
Methyl isobutyl ketoneChemistryKetoneNitric acidExtraction (chemistry)AstatineOctanolNuclear chemistryAqueous solutionYield (engineering)Partition coefficientInorganic chemistryOrganic chemistryMaterials scienceMetallurgyQuantum mechanicsVoltagePhysicsRadiopharmaceutical Chemistry and ApplicationsRadioactive element chemistry and processingChemical Synthesis and Characterization