| Chapter 10: Conjugation in Alkadienes and Allylic Systems |
Addition of Halogens to Dienes
Like the addition of hydrogen halides to conjugated dienes, halogens add to dienes via direct and conjugate addition pathways:

The major products are usually the more stable, conjugate
addition products with the more stable E configuration of C=C.
| © Dr. Ian Hunt, Department of Chemistry |