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The preparation of ethyl acetoacetate in...

The preparation of ethyl acetoacetate involves

A

Witting reaction

B

Cannizaro's reaction

C

Reformatsky reaction

D

Claisen condensation

Text Solution

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The correct Answer is:
D
Claisen condensation
`oversetoverset(O)(||)(CH_3COC_2H_5)+HCH_2COOC_2H_5overset(CH_2H_5barONa^+)to underset"Ethyl acetoacetate"(CH_3oversetoversetO(||)C CH_2COOC_2H_5)+C_2H_5OH`
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NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)-CARBOXYLIC ACIDS AND THEIR DERIVATIVES -EXERCISE
  1. In a set reaction propionic acid yielded a compound D CH(3)CH(2)COOH...

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  2. In a act of reactions, acid yielded a product D CH(3) COOH overset (...

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  3. Which of the following orders of acid strength is correct?

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  4. In a set of the given reactions, acetic acid yields a product C. CH(...

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  5. In the following reaction , product P is R-undersetunderset(O)(||)C-Cl...

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  6. Which of the following react with benzoic acid to form enthy1 benzoate...

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  7. Reduction by LiAlH4 of hydrolysed product of an ester gives

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  8. Which one of the following esters cannot undergo self Claisen condensa...

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  9. An ester (X) with molecular formula C9 H(10) O2 was treated with exces...

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  10. Consider the following transformations CH3COOHoverset(CaCO3)toAoverset...

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  11. an ester is boiled with KOH. The product is cooled and acidified with ...

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  12. Schotten Baumann reaction is

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  13. The preparation of ethyl acetoacetate involves

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  14. Formic acid is obtained when :

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  15. Among acetic acid , phenol and n-hexanol which one of the following co...

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  16. Sodium formate on heating yields

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  17. Benzne can be obtained by heating either benzoic acid with X or phenol...

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  18. The compound formed when malonic ester is heated with urea is

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  19. Among the following the strongest acid is

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  20. Which of the following represents the correct decreasing order of acid...

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