Acid-base crystalline complexes and the pK(a) rule

Authors
  • A.J. Cruz-Cabeza
Publication date 2012
Journal CrystEngComm
Volume | Issue number 14 | 20
Pages (from-to) 6362-6365
Organisations
  • Faculty of Science (FNWI) - Van 't Hoff Institute for Molecular Sciences (HIMS)
Abstract Differences in the predicted aqueous pKa values (ΔpKa) have been calculated for 6465 crystalline complexes containing ionised and non-ionised acid-base pairs in the Cambridge Structural Database. A linear relationship between ΔpKa and the probability of proton transfer between acid-base pairs has been derived for crystalline complexes with ΔpKa between −1 and 4. The pKa rule is validated and quantitated.



Document type Article
Language English
Published at https://doi.org/10.1039/c2ce26055g
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