Organic AChapter 10

(Stereochemistry of addition and elimination)

By Prof. Dr.Adel M. Awadallah

Islamic University of Gaza

Addition of halogens to alkenes

Stereospecific reaction: A reaction in which stereochemically different molecules react differently

Draw the products of the syn addition

Mechanism of Addition; carbocation or Bromonium ion?

Stereoselective and stereospecific reactions

Stereochemistry of E2 Elimination

Results of E2 Elimination

Orientation of Elimination (Syn or anti)