**Author details**

Sumayya Pottachola, Arifa Kaniyantavida and Muraleedharan Karuvanthodiyil\* Laboratory of Computational Chemistry, Department of Chemistry, University of Calicut, Malappuram, India

\*Address all correspondence to: cue3058@uoc.ac.in

© 2021 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

*DFT Study of Structure and Radical Scavenging Activity of Natural Pigment Delphinidin… DOI: http://dx.doi.org/10.5772/intechopen.98647*
