Page 96 - Pharm.Org.Chem-I 02-06-05-101
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1) Halogenation of alkenes (addition of X2)
• Using Cl2 or Br2 in CCl4 or CHCl3 to give vicinal dihalides.
• The orientation of the addition is: Anti addition.

   E.g.

        Mechanism of Halogenation of alkenes

Step 1

        B  A

Step 2

              A                                                 B

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