Simun Mishra posted an Question
July 12, 2020 • 19:55 pm 30 points
  • IIT JAM
  • Chemistry (CY)

In case of sni reaction the intermidiate will rearrangment occurs or not ?

1 Answer(s) Answer Now
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  • Suman Kumar

    Please once again I am no rearrangement occur Simun.

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    Please try to understand.

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    Dinesh khalmaniya 1

    check reference

    cropped4290534270001857631.jpg
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    I can't get anything

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    in simple way, here free carbocation is not form mean Cl attack is so fast that there is no possibility of rearrangement

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    got it??

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    here carbocation is formed is associated with leaving group so there is no possibility of rearrangement

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    got it??

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    ok

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    please accept the answer 🙏🙏

  • Suman Kumar

    No Simun rearrangement is not Possible in Sni

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    if not possible then why

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    See this. Now you will is rearrangement is possible.

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    Rearrangement is not possible. That's why they have retention

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    Simun did you get this

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    When did I told Dear?

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    I can't get it

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    Please ask once more.

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    If it is about rearrangement. Then once again I am saying there is no rearrangement.

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    ok then pls tell me like sncl2 any other compound like cocl2 which give sni pls tell me

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    No Simun

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    SoCl2 is used in presence of pyridine then inversion is observed.

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    but when pyriden is use then inversion takes place so ....here rearrangment occurs or not

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    No... No Simun no rearrangement.

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    No rearrangement in any case.

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    Any more doubts Simun

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    I m sending a image pls check it

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    but in this case gigenpair is form so rearrangment will ?

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    pls check this

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    No rearrangement will be there.

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    What is gigen pair

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    Rearrangement occur only if there is complete formation of carbocation. In Sni there is no complete carbocation.

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    Simun mark the answer 🙏 please

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    Dinesh khalmaniya 1

    here carbocation is in stable state so no further rearrangement takes place

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    Dinesh khalmaniya 1

    actually rearrangement is possible if newly formed carbocation is more than previous one

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    rearrangment actually occurs or not if occurs then how it occurs

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    no, here is not possible

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    if you want I'll send you rearrangement notes

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    pls clear me in sni rearrangment occurs or not if occurs in some case then how if not occurs then why ...pls clear it

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    so why u told this

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    check it

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    I can't understand

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