English
Karnataka Board PUCPUC Science 2nd PUC Class 12

How will you bring about the following conversion in not more than two steps? Benzaldehyde to 3-Phenylpropan-1-ol - Chemistry

Advertisements
Advertisements

Question

How will you bring about the following conversion in not more than two steps?

Benzaldehyde to 3-Phenylpropan-1-ol

Chemical Equations/Structures
Advertisements

Solution 1

shaalaa.com

Solution 2

shaalaa.com
  Is there an error in this question or solution?
Chapter 8: Aldehydes, Ketones and Carboxylic Acids - Exercises [Page 256]

APPEARS IN

NCERT Chemistry Part 1 and 2 [English] Class 12
Chapter 8 Aldehydes, Ketones and Carboxylic Acids
Exercises | Q 8.15 (vii) | Page 256

RELATED QUESTIONS

A compound 'A' of molecular formula C2H3OCl undergoes a series of reactions as shown below. Write the structures of A, B, C and D in the following reactions :


What is meant by the following term? Give an example of the reaction in the following case.

Aldol


How will you convert ethanal into the following compound?

But-2-enal


Write structural formulas and names of four possible aldol condensation products from propanal and butanal. In each case, indicate which aldehyde acts as nucleophile and which as electrophile.


Describe the following:

Cross aldol condensation


Give reasons  Acetylation of aniline reduces its activation effect.


Write a chemical equation for the following reaction: 
Propanone is treated with dilute Ba( OH)2.


Cannizaro’s reaction is not given by ______.


Compounds A and C in the following reaction are:

\[\ce{CH3CHO ->[(i) CH3MgBr][(ii) H2O] (A) ->[H2SO4, Δ] (B) ->[Hydroboration oxidation] (C)}\]


Why are carboxylic acids more acidic than alcohols or phenols although all of them have hydrogen atom attached to a oxygen atom \[\ce{(-O-H)}\]?


Assertion: The α-hydrogen atom in carbonyl compounds is less acidic.

Reason: The anion formed after the loss of α-hydrogen atom is resonance stabilised.


Which of the following gives aldol con~ensation reaction?


Convert the following:

Acetaldehyde to But-2-enal


Explain Aldol condensation of ethanal.


Which of the following does not give aldol condensation reaction?


Which of the following compounds will undergo self-condensation in the presence of dilute NaOH solution?


Why is the α-hydrogens of aldehydes and ketones are acidic in nature?


What is aldol condensation? Explain it with suitable examples.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×