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Two aliphatic aldehydes (P) and (Q) reac...

Two aliphatic aldehydes (P) and (Q) react in the presence of aqueous `K_(2)CO_(3)` to give compound (R ) which upon treatment with HCN gives compound(S). On acidification and heating, (S) gives the product shown below:

Compound (R ) is:

A

B

C

D

Text Solution

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The correct Answer is:
A
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Two aliphatic aldehydes (P) and (Q) react in the presence of aqueous K_(2)CO_(3) to give compound (R ) which upon treatment with HCN gives compound(S). On acidification and heating, (S) gives the product shown below: Compounds (P) and (Q), respectively, are:

Two aliphatic aldehydes P and Q react in th presence of aqueous k_(2)CO_(3) to give compound R, which upon treatment with HCN provides compound S. On acidification and heatingm,S gives the product shown below: The compound R is

Two aliphatic aldehydes P and Q react in th presence of aqueous k_(2)CO_(3) to give compound R, which upon treatment with HCN provides compound S. On acidification and heatingm,S gives the product shown below: The compound S is

Two aliphatic aldehydes P and Q react in th presence of aqueous K_(2)CO_(3) to give compound R, which upon treatment with HCN provides compound S. On acidification and heatingm,S gives the product shown below: The compounds P and Q respectively are

Which compound reacted with CO_2 gives an organic compound?

A organic compound (P ) upon reacting with NH_(3) gives (Q). On heating, (Q) gives (R). (R) in presence of KOH reacts with Br_(2) to give ethylamine. (P) is :

The compound given below on heating gives P (Major product)

RESONANCE-CARBONYL COMPOUNDS (ALDEHYDES & KETONES ) & CARBOXYLIC ACID -Part-I
  1. In the scheme given below, the total number of intramolecular aldol co...

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  2. Two aliphatic aldehydes (P) and (Q) react in the presence of aqueous K...

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  3. Two aliphatic aldehydes (P) and (Q) react in the presence of aqueous K...

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  4. Two aliphatic aldehydes P and Q react in th presence of aqueous k(2)CO...

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  5. Match the reactions in Column I with appropriate types of steps/reacti...

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  6. Give the mechanisms of aldol reaction (s) that occurs in the following...

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  7. In the following reaction sequence, the compound J is an interemedia...

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  8. In the following reaction sequence, the compound J is an interemedia...

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  9. After completion of the reactions (I and II ), the organic compound (s...

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  10. Among P, Q, R and S, the aromatic compounds(s) is/are

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  11. The major product of the following reactions is

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  12. In the following reactions, the product S is

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  13. The major product of the following reactions sequence is

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  14. Positive Tollen's test is observed for

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  15. Compounds P and R upon ozonolysis produce Q and S, respectively. The m...

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  16. There is a solution of p-hydroxybenzoic acid and p-amino benzonoc acid...

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  17. Ph-underset(O)underset(||)(C)-NH(2) overset(POCl(3))to products is

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  18. Identify the structure of the major products A,B, C and D formed in th...

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  19. In the following reactions sequence, the correct structures of E,F and...

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  20. In the reaction the structures of the product T is

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