Home
Class 12
CHEMISTRY
Give the sequence of reactions to prepar...

Give the sequence of reactions to prepare 2-butanol starting from 1-butene.

A

propyne `overset(NaNH_(2))rarr X overset(n-C_(4)H_(9)Br)rarr Y underset(H_(2)SO_(4))overset(H_(2)O, Hg^(2+))rarr`

B

ethyne `overset(NaNH_(2))rarr X overset(n-C_(5)H_(12)Br)rarr Y underset(H_(2)SO_(4))overset(H_(2)O, Hg^(2+))rarr`

C

1-hexyne `overset(NaNH_(2))rarr X overset(CH_(2)Br)rarr Y underset(H_(2)SO_(4))overset(H_(2)O, Hg^(2+))rarr`

D

1-pentyne `overset(NaNH_(2))rarr X overset(C_(2)H_(5)Br)rarr Y underset(H_(2)SO_(4))overset(H_(2)O, Hg^(2+))rarr`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • HYDROCARBONS (ALKENES)

    MS CHOUHAN|Exercise LEVEL-2|22 Videos

  • ISOMERISM (STRUCTURAL & STEREOISOMERISM)

    MS CHOUHAN|Exercise LEVEL 2 (SUBJECTIVE PROBLEMS)|17 Videos

Similar Questions

Explore conceptually related problems

How do you prepare 1-butyne starting from actylene, ?

Which of the following sequence orf reactions is useful to prepare compound A from benzene

How is 1-iodobutane obtained from 1-butene?

Give the sequence of reactions to convert benzene into p-hydroxyacetophenone.

Which sequence of reactions is useful to prepare 1 – propanamine

Write the equations for the preparation of n-butyl iodide from a) 1--Butene b) n-Butyl chloride c) Butanol-1

Write the chemical equation representing the reaction of preparation of ethanol from ethene.

Write the equations for the preparation of 1-iodobutane from (i) 1-butanol (ii) 1-chlorobutane (iii) but-1-ene.

How is diphenyl ketone prepared starting from acetylene?

D is a dicarboxylic acid and gives only one monosubstituted product. Study the sequence of reactions above and answer the following questions Compound 'A' is

MS CHOUHAN-HYDROCARBONS (ALKYNES)-Level -1
  1. To carry out above conversion , (A) and (B) respectively, are :

    Text Solution

    |

  2. H-C-=C-Ph , Product obtained in this reaction is :

    Text Solution

    |

  3. underset((ii) CH(3)Br)overset((i) NaNH(2), NH(3))rarr (A) underset("Li...

    Text Solution

    |

  4. Which of the following alkynes on treatment with H2 92 mole)/pt gives...

    Text Solution

    |

  5. CaC2 overset(H2O)to A underset(Cu" tube") overset("Red hot ")to B. B i...

    Text Solution

    |

  6. What is the final product, C, of the following reaction sequence ?

    Text Solution

    |

  7. Compound (X) will be :

    Text Solution

    |

  8. Choose the sequence of steps that describes the best synthesis of 1-bu...

    Text Solution

    |

  9. Which alkyne yields butanoic acid (CH3-CH2 - CH2 - CO2 -CO2H). As the ...

    Text Solution

    |

  10. Unit of unsaturation in compound (A) ?

    Text Solution

    |

  11. product (C) of above reaction is :

    Text Solution

    |

  12. To convert 1-butyne to 1-D-butanal, one would carry out the following ...

    Text Solution

    |

  13. An unknown compound (A) has a molecular formula C(4)H(6). When (A) is ...

    Text Solution

    |

  14. 1,2-Dibromopropane on treatment with X moles of NaNH2 followed by trea...

    Text Solution

    |

  15. CH(3)-overset(CH(3))overset(|)(CH)-C-=CH overset("excess HBr")rarr T...

    Text Solution

    |

  16. CH(3)-CH=CH-CH(3)overset(KMnO(4)//H^(+))rarr product in this reaction

    Text Solution

    |

  17. In which reaction last product is Ph-C-=CH ?

    Text Solution

    |

  18. Predict the product of the following reaction sequence. ethyne under...

    Text Solution

    |

  19. Give the sequence of reactions to prepare 2-butanol starting from 1-bu...

    Text Solution

    |

  20. The major product of the reaction of 2-butene with cold alkaline KMnO(...

    Text Solution

    |