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Tischenko reaction is a modification of...

Tischenko reaction is a modification of

A

Aldol condensation

B

Claisen condensation

C

Cannizzaro reaction

D

Pinacol - pinacolon reaction

Text Solution

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The correct Answer is:
C
Tishchenko reaction is a modification of Canizzaro.s reaction. This reaction involves disproportionation of an aldehyde lacking a hydrogen atom in the alpha position in the presence of an alkoxide. The reaction product is an ester. Catalysts are aluminimum alkoxide or sodium alkoxide.
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DISHA PUBLICATION-ALDEHYDES, KETONES AND CARBOXYLIC ACIDS-Exercise - 2 : Concept Applicator
  1. Tischenko reaction is a modification of

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  2. Product (B) is :

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  3. overset(HO^(-))underset(Delta)rarr underset((72%))((C ))," Product (C ...

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  4. (Q) overset(BOH)underset(Delta)rarr Ph-CH(2)-OH+Ph-CO(2) (R ) overse...

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  5. The respectively compounds A and B are

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  6. From the ozonolysis products, the two isomers A and B can be distingui...

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  7. Above compounds can be differentiated by following reagent :

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  8. Product (B) in this reaction is :

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  9. The product formed in the reaction is -

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  10. (A)underset("dil."H(2)SO(4))overset(HgSO(4))(to)(B)overset(LiAlH(4))(t...

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  11. overset(P C C)rarr (C )overset(HO^(-))underset(Delta)rarr (D ) What ...

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  12. Identify correct combination :

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  13. Which of the following is the product of aldol condensation?

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  14. Which of the following reagent(s) used for the conversion?

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  15. Which of the following reaction with (CH(3)CH(2))(2)NH to give the com...

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  16. CH(3)-overset(O)overset(||)C-CH(2)-CH(3)+CH(3)MgBrrarr X overset(H(3)O...

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  17. C(6)H(5)overset(O)overset(||)C CH(3)+C(6)H(5)CHO overset(H^(+))rarr C(...

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  18. The structure of the compound Y in the following reactions should be

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  19. Reaction of cyclohexanone with dimethylamine in the presence of cataly...

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  20. The increasing order of the rate of HCN addition to compound A-D is ...

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  21. Which of the following statement is incorrect about the reaction of am...

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