**Acknowledgements**

The authors are thankful to Chandigarh University for providing generous support for this work.

## **Conflict of interest**

The authors declare no conflict of interest.

## **Author details**

Ruchi Bharti\*, Monika Verma, Ajay Thakur and Renu Sharma Department of Chemistry, University Institute of Sciences, Chandigarh University, Mohali, Punjab, India

\*Address all correspondence to: ruchi.uis@cumail.in

© 2022 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.

*N-Heterocyclic Carbenes (NHCs): An Introduction DOI: http://dx.doi.org/10.5772/intechopen.102760*
