Home
Class 12
CHEMISTRY
What reagents are required for making th...

What reagents are required for making the following changes in functional groups?
(a) ` -CHOto -CH_(2)`OH (b) `-CN to-COOH`
(c) `-COOHto H` (d) `-CONH_(2) to -NH_(2)`

Text Solution

Verified by Experts

(a) `LiAIH_(4)`, (b) dil. HCI, (c) Soda lime, (d) `Br_(2)` and KOH
Promotional Banner

Topper's Solved these Questions

  • CARBOXYLIC ACIDS AND THEIR DERIVATIVES

    OP TANDON|Exercise Problem based on structure and properties|26 Videos

  • CARBOXYLIC ACIDS AND THEIR DERIVATIVES

    OP TANDON|Exercise Brain storming problems|30 Videos

  • CARBOXYLIC ACIDS AND THEIR DERIVATIVES

    OP TANDON|Exercise Illustration|18 Videos

  • BASIC PRINCIPLES OF ORGANIC COMPOUNDS (MECHANISM OF ORGANIC REACTIONS)

    OP TANDON|Exercise SINGLE INTEGER ANSWER TYPE QUESTIONS|4 Videos

  • CHEMICAL KINETICS

    OP TANDON|Exercise LINKED COMPRESHENSION TYPE QUESTIONS ( SECTION-VI)|4 Videos

Similar Questions

Explore conceptually related problems

Write the reagents required in the following reactions : (i) CH_(2)=CH-CH_(2)Ohoverset(?)rarrCH_(2)=CH-CHO (ii) CH_(3)-COOHoverset(?)rarrCH_(3)-CONH_(2)

Select the principal functional group when the following groups are present in the molecule : (a) -OH, -COOH, -NO_(2) (b) -OCH_(3), OH, -Cl (c) -CHO, -CN, -OH (d) -Cl, -CONH_(2), -CHO

Classify the reagents shown in bold in the following equations as nucleophiles or electrophiles : (a) CH_3 COOH + HO^(-) to CH_3 COO^(-) + H_(2) O (b) CH_3 CH_2 Br + HS^(-) to CH_3 CH_2 SH+ Br^(-) (c ) C_6 H_6 + CH_3 CO^(+) to C_6 H_5 COCH_(3) (d) CH_3 COCH_(3) + CN^(-) to CH_3 underset(underset(CN)|)overset(overset(OH)|)C - CH_(3)

OP TANDON-CARBOXYLIC ACIDS AND THEIR DERIVATIVES-problem for practise
  1. Account for the following: (a) Carboxylic acids with five or fewer c...

    Text Solution

    |

  2. Give the decreasing order of ease of decarboxylation of the following ...

    Text Solution

    |

  3. Which of the carboxylic acid among following pairs will undergo decarb...

    Text Solution

    |

  4. How benzoic acid is prepared from each of the following substances? ...

    Text Solution

    |

  5. Match the following

    Text Solution

    |

  6. Match the following

    Text Solution

    |

  7. What happens when? (i) Acetamide is heated with bromine and caustic ...

    Text Solution

    |

  8. Complete the following reactions

    Text Solution

    |

  9. Identify (A), (B), (C), (D) and(E), …in the following equations

    Text Solution

    |

  10. What reagents are required for making the following changes in functio...

    Text Solution

    |

  11. How will you synthesize? (i) Acetyl chloride from methyl chloride. ...

    Text Solution

    |

  12. List three reagents for converting a carboxylic acid to its acyl chlor...

    Text Solution

    |

  13. Give the industrial preparation of acetic anhydride. How many other an...

    Text Solution

    |

  14. Distinguish between the following pairs: (i) Urea and ammonium acet...

    Text Solution

    |

  15. Answer the following with reasoning: (i) Why all the acid derivative...

    Text Solution

    |

  16. How does urea react with? (a) Nitrous acid, (b) Dilute NaOH, ...

    Text Solution

    |

  17. (a) What are ureides? (b) What are barbiturates? ( c) How urea is es...

    Text Solution

    |

  18. (i) Give the mechanism for the reaction of acetyl chloride with ethyl ...

    Text Solution

    |

  19. Match the following:

    Text Solution

    |

  20. Different possible thermal decomposition pathways for peroxy esters ar...

    Text Solution

    |