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Question 55

The major product of the following reaction is:


1. PBr$$_3$$
2. KOH (alc.)

  • 3-hydroxycyclohexanone+ PBr3 -> 3-bromocyclohexanone
  • 3-bromocyclohexanone + KOH (alc.) -> cyclohex-2-en-1-one + KBr+ H2O
    Favoured due to the formation of a highly stable conjugated system
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