What is a halogenation reaction?

1 Answer
Apr 6, 2018

In the context of alkanes:

This is a radical reaction that halogenates various carbons in alkanes.

In the context of alkenes and alkynes:

This is an ionic reaction that halogenates (for each equivalent) one #pi# bond with anti stereoselectivity due to the halonium ion intermediate formed via syn addition about the double bond.

If you want a mechanism, ask!