Home
Class 11
CHEMISTRY
P+Qoverset(Aq.K(2)CO(3))underset(Delta)t...

`P+Qoverset(Aq.K_(2)CO_(3))underset(Delta)toRoverset(HCN)toSoverset(H_(3)O^(+))underset(Delta)toPh=CH-underset(OH)underset(|)CH-COOH`
The compound S is :

A

`Ph=CH=CH-CN`

B

`Ph-CH=CH-underset(OH)underset(|)CH-CN`

C

`Ph-underset(CN)underset(|)overset(OH)overset(|)(C)-CH=CH_(2)`

D

`Ph-CH_(2)-CH=Ch-underset(OH)underset(|)(CH)-CN`

Text Solution

Verified by Experts

The correct Answer is:
(B)
Aldol condensation between ` PhCHO` and `CH_(3)CHO` followed by reaction with HCN.
Promotional Banner

Topper's Solved these Questions

  • CARBONYL COMPOUNDS

    NARAYNA|Exercise LEVEL -VI|99 Videos

  • CARBONYL COMPOUNDS

    NARAYNA|Exercise LEVEL -II (H.W)|20 Videos

  • BENZENE

    NARAYNA|Exercise Level-6|121 Videos

  • CHEMICAL BONDING AND MOLECULAR STRUCTURE

    NARAYNA|Exercise EXERCISE -4|54 Videos

Similar Questions

Explore conceptually related problems

P+Qoverset(Aq.K_(2)CO_(3))underset(Delta)toRoverset(HCN)toSoverset(H_(3)O^(+))underset(Delta)toPh=CH-underset(OH)underset(|)CH-COOH The compound R is :

P+Qoverset(Aq.K_(2)CO_(3))underset(Delta)toRoverset(HCN)toSoverset(H_(3)O^(+))underset(Delta)toPh=CH-underset(OH)underset(|)CH-COOH The compounds P and Q are :

CH_(3)-underset(OH)underset(|)(CH)-CH=CH-COOH

CH_(3)-underset(C_(2)H_(5))underset(|)CH-CH_(2)-underset(CH_(3))underset(|)CH-COOH IUPAC name of the compounds is _________.

The IUPAC name of CH_(3)-underset(CH_(3))underset(|)(CH)-underset(O)underset(||)(C)-COOH is:

Consider the following reactions: underset(Br)underset(|)(CH_(3))-underset(Br)underset(|)(CH_(2)) underset(H_(2)O,Delta)overset(NaOH)toA overset(NaH)toB,B+underset(Br)underset(|)(CH_(2))-underset(Br)underset(|)(CH_(2))toC The major product formed is:

A overset(HCN)(rarr)B underset(H_(2)O)overset(HCl)(rarr)CH_(3)-underset(CH_(3))underset(|)overset(CH_(3))overset(|)(C)-underset(COOH)underset(|)overset(H)overset(|)(C)OH Which of the following is 'A' in the above series of reactions ?

NARAYNA-CARBONYL COMPOUNDS-LEVEL-V
  1. P+Qoverset(Aq.K(2)CO(3))underset(Delta)toRoverset(HCN)toSoverset(H(3)O...

    Text Solution

    |

  2. P+Qoverset(Aq.K(2)CO(3))underset(Delta)toRoverset(HCN)toSoverset(H(3)O...

    Text Solution

    |

  3. P+Qoverset(Aq.K(2)CO(3))underset(Delta)toRoverset(HCN)toSoverset(H(3)O...

    Text Solution

    |

  4. The structure of alkene (P) is

    Text Solution

    |

  5. The structure of product ( R ) is

    Text Solution

    |

  6. match the following

    Text Solution

    |

  7. Match the following?

    Text Solution

    |

  8. Match compound of List -I with pKa of List -II

    Text Solution

    |

  9. Aldol condensation proceeds by carbon- carbon bond formation between a...

    Text Solution

    |

  10. Match the compounds// ions in Column- 1 with their properties in Colum...

    Text Solution

    |

  11. Match the reaction in column I with appropriate type of steps// reacti...

    Text Solution

    |

  12. Column I Column II

    Text Solution

    |

  13. STATEMENT -1: Aldehydes are more Reactive then corresponding ketone ...

    Text Solution

    |

  14. STATEMENT -1: When Ph -CHO is treated with conc. OH^(-) , formation o...

    Text Solution

    |

  15. STATEMENT -1: HCHO is more reactive then CH(-3)COCH(3) towards nucleo...

    Text Solution

    |

  16. STATEMENT -1: Alphatic Ketone are Less reactive then aliphatic aldel...

    Text Solution

    |

  17. STATEMENT -1: Rate of Nucleophillic addition of p- Nitrobenzaldehyde i...

    Text Solution

    |

  18. STATEMENT -1: Boiling point of ketones is higher then corresponding ...

    Text Solution

    |

  19. STATEMENT -1: Cannizzaro reaction Methanal & Benzaldehyde forma Meth...

    Text Solution

    |

  20. STATEMENT -1: Amixture of on treatment with dil . NaOH gives ...

    Text Solution

    |