Home
Class 12
CHEMISTRY
The most convenient method to prepare an...

The most convenient method to prepare an amine containing one carbon atom less is:

A

Gabriel phthalimide synthesis

B

Reductive amination of aldehydes

C

Hofmann bromamide reaction

D

Reduction of isonitriles

Text Solution

Verified by Experts

The correct Answer is:
C

The best method to reduce one carbon atom in the amine. from amide is Hofmann bromamide reaction.
`CH_2CH_2CONH_3+Br_(2)+4KOHoverset(Delta)rarrCH_2CH_2NH_2+2KBr-K_2CO_2+2H_2O`
Promotional Banner

Topper's Solved these Questions

  • AMINES

    PHYSICS WALLAH|Exercise NEET Past 5 Years Questions |11 Videos
  • AMINES

    PHYSICS WALLAH|Exercise NEET Past 5 Years Questions |11 Videos
  • ALDEHYDES, KETONES AND CARBOXYLIC ACID

    PHYSICS WALLAH|Exercise NEET PAST 5 YEARS QUESTIONS |16 Videos
  • ATOMS AND NUCLEI

    PHYSICS WALLAH|Exercise NEET PAST 5 YEARS QUESTIONS|20 Videos

Similar Questions

Explore conceptually related problems

Methods of preparation of Amines

How can you convert an amide into an amine having one carbon atom less than the starting compound?

Amines - Method of preparation

An alcohol on oxidation gives carboxylic acid containing one carbon atom less, which is that ?

Which of the following methods of preparing of amines will give some number of carbon atoms in the chain of amines as in the reactant?

PHYSICS WALLAH-AMINES -Level - 2
  1. Identify the compound 'X' in the following reaction: CH3NO2overset(C...

    Text Solution

    |

  2. Which one of the following substances react with nitrous acid to give ...

    Text Solution

    |

  3. The most convenient method to prepare an amine containing one carbon a...

    Text Solution

    |

  4. Which of the following amides will give ethylamine reaction with sodiu...

    Text Solution

    |

  5. Which of the following statements about amine incorrect?

    Text Solution

    |

  6. Consider the following compounds: (i) p - methyl aniline (ii) N,N -...

    Text Solution

    |

  7. Identify the compounds from the following which from primary amines un...

    Text Solution

    |

  8. Which of the following should be most volatile? I) CH3 CH2 CH2 NH2 I...

    Text Solution

    |

  9. Tertiary amines have lowest boiling points amongst isomeric amines bec...

    Text Solution

    |

  10. Which of the following is used as Hinsberg's reagent?

    Text Solution

    |

  11. CH3CH2Cloverset(NaCN)rarrXoverset(Ni//H2)rarrY Yoverset(Acetic)und...

    Text Solution

    |

  12. The final product in the following sequence of reaction is : Ind...

    Text Solution

    |

  13. C6H5CONH(2) + HNO(2)rarr A+B , the products are:

    Text Solution

    |

  14. Carbylamine test is not responded by:

    Text Solution

    |

  15. ln the reaction sequence The product 'C' is :

    Text Solution

    |

  16. Aniline reacts with acetaldehyde to form

    Text Solution

    |

  17. The strongest base in aqueous solution among the following amines is :

    Text Solution

    |

  18. Which of the following species are involved in carbylamine test (i)...

    Text Solution

    |

  19. Primary, secondary and tertiary amines may be separate by using :

    Text Solution

    |

  20. Which of the following compounds cannot be identified by carbyl amine ...

    Text Solution

    |