Editing Demethylation (section)

{{Short description|Process of removing one or more methyl groups from a molecule}}
'''Demethylation''' is the chemical process resulting in the removal of a [[methyl group]] (CH<sub>3</sub>) from a molecule.<ref name="Clayden1st">{{cite book |last1=Clayden |first1=J. |url=https://archive.org/details/organicchemistry00clay_0 |title=Organic Chemistry |last2=Greeves |first2=N. |last3=Warren |first3=S. |last4=Wothers |first4=P. |publisher=[[Oxford University Press]] |year=2001 |isbn=978-0-19-850346-0 |location=Oxford, Oxfordshire |url-access=registration}}</ref><ref name="March6th">{{March6th}}</ref> A common way of demethylation is the replacement of a methyl group by a hydrogen atom, resulting in a net loss of one carbon and two hydrogen atoms.

The counterpart of demethylation is [[methylation]].