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Wittig reaction : The reaction of a ph...

Wittig reaction :
The reaction of a phosphorus ylide with an aldehyde (or) ketone introduces a carbon-carbon double bond is place of the carbonyl bond.

Driving froce of the reaction is high bond energy of (P = O). `(DeltaH=-ve)`.
`CH_(3)-overset(O)overset(||)(C)-CH_(2)-CH_(2)-CH_(2)-CH_(2)-overset(o+)(P)Ph_(3)underset(Delta)overset(Ph-Li)to(A)`, Major product (A) is :

A

B

C

D

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The correct Answer is:
A
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The IUPAC name of CH_(3)-overset(O)overset(||)C-O-CH_(2)-CH=CHCH_3

The IUPAC name of Ph -overset(O)overset(||)C-CH_2-CH_(2)-CH_(3) is

CH_3-CH_2-CH_3 underset(Delta)overset(CH_2N_2)to underset("(major)")(A) Product (A) is :

Write IUPAC name of the structure : CH_(3) - CH_(2) - overset(O)overset(||)(C) - CH_(3)

Ph-C -=CH underset(MeOH)overset(MeO)to major product of the reaction is

CH_(3)-CH_(2)-CH=CH-CH_(3)+O_(3)underset("Zn")overset(H_(2)O)rarr

Monomer of (-underset(CH_(3))underset(|)overset(CH_(3))overset(|)(C)-CH_(2)-)_(n) is

CH_(3)-overset(CH_(3))overset(|)(CH)-CH_(2)-CH_(3)+Br_(2)overset(hupsilon)rarr Major organic product of the reaction is

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  12. Wittig reaction : The reaction of a phosphorus ylide with an aldehyd...

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  13. Wittig reaction : The reaction of a phosphorus ylide with an aldehyd...

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  14. Wittig reaction : The reaction of a phosphorus ylide with an aldehyd...

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  15. Wittig reaction : The reaction of a phosphorus ylide with an aldehyd...

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  16. Wittig reaction : The reaction of a phosphorus ylide with an aldehyd...

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  17. Wittig reaction : The reaction of a phosphorus ylide with an aldehyd...

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  18. Match the column :

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  19. Reactant (A) is :

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  20. Product (B) is :

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