Preethi Asked a Question
July 29, 2021 8:20 pmpts 30 pts
Addition of bromine to acetylenes give only trans-dibromides. However phenylacetylene gives both cis- and trans-dibromides. Explain this observation C H +Br Br H AcOH Phenylacetylene Br CIS (3190 trans (699
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  • Pinky chaudhary
    the carbocation formed in acetylene on the addition of first bromine is not stable so here the mechanism fallowed is SN2 While in phenylacetylene the carbocation formed is stable t...
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  • Pinky chaudhary
    the carbocation formed in acetylene on the addition of first bromine is not stable so here the mechanism fallowed is SN2 While in phenylacetylene the carbocation formed is stable t...
    Show more
    Likes(0) Reply(0)
  • Pinky chaudhary thankyou
    the carbocation formed in acetylene on the addition of first bromine is not stable so here the mechanism fallowed is SN2 While in phenylacetylene the carbocation formed is stable t...
    Show more
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