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Reshav posted an Question
April 28, 2021 • 18:19 pm 30 points
  • IIT JAM
  • Chemistry (CY)

57 find out the correct order of rate of reaction towards allylic substitution. ch3 ()ch-ch ch (11) ch-ch,-ch=ch, () ch,-ch- ch= ch (a) i> ii > iii| (b) i1>i>>

57 Find out the correct order of rate of reaction towards allylic substitution. CH3 ()CH-CH CH (11) CH-CH,-CH=CH, () CH,-CH- CH= CH (a) I> II > III| (b) I1>I>> III (c) III > II>I (d) III > I>II

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  • Achyut ranjan gogoi

    in this question is allylic addition not substitution. substitution is other thing in which we saw the sn2 type which decreases from 1 to 3 but if we take allylic addition like NBS in presence of light in that case we will see the allylic radical stability which goes on increasing from 1 to 3 due to more stable radical formed

  • Pinky chaudhary Chaudhary best-answer

    option a more the alpha hydrogen with respect to carbocation more will be the stability more will be the rate of the reaction

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    but its ans is given as c

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