Formylation reaction

A formylation reaction in organic chemistry is the catch-all name for any organic reaction in which an organic compound is functionalized with a formyl group (-CH=O).

Aromatic formylation reactions via electrophilic aromatic substitution include:

In biological systems, formylation is one of the processes of posttranslational modification in which a formyl group is added to the N-terminus of a protein.

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