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Correction: Substituent effects on the basicity (pKa) of aryl guanidines and 2-(arylimino)imidazolidines: correlations of pH-metric and UV-metric values with predictions from gas-phase ab initio bond lengths

Christophe Dardonville *a, Beth A. Caine bc, Marta Navarro de la Fuente a, Guillermo Martín Herranz a, Beatriz Corrales Mariblanca a and Paul L. A. Popelier bc
aInstituto de Química Médica, IQM-CSIC, Juan de la Cierva 3, E-28006, Madrid, Spain. E-mail: dardonville@iqm.csic.es; Fax: +34 915644853; Tel: +34 912587490
bManchester Institute of Biotechnology (MIB), 131 Princess Street, Manchester, M1 7DN, UK
cSchool of Chemistry, Univ. of Manchester, Oxford Road, Manchester M13 9PL, UK

Received 8th September 2017 , Accepted 8th September 2017

First published on 15th September 2017


Correction for ‘Substituent effects on the basicity (pKa) of aryl guanidines and 2-(arylimino)imidazolidines: correlations of pH-metric and UV-metric values with predictions from gas-phase ab initio bond lengths’ by Christophe Dardonville et al., New J. Chem., 2017, DOI: 10.1039/c7nj02497e.


The authors wish to correct the Acknowledgements section. The Acknowledgements section should read:

This work was supported by the Spanish Ministerio de Economia y Competitividad (Grant SAF2015-66690-R); BBSRC (“iCASE” award BB/L016788/1); and EPSRC (grant EP/K005472) through the award of an Established Career Fellowship to P. L. A. Popelier. B. A. Caine thanks BBSRC and Syngenta Ltd for PhD funding. We acknowledge the assistance of G. Romero and F. Peréz Gordillo (Instrumental Analysis Department at IQM) with the potentiometric pKa measurements. We thank Chanèle Jourdan for her assistance with the UV-metric pKa measurements. Dr Rozas is gratefully acknowledged for the gift of the pyridino derivatives 16–22 and the Boc-protected precursors of compounds 1–10 and 23–27.

The Royal Society of Chemistry apologises for these errors and any consequent inconvenience to authors and readers.


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