Home
Class 12
CHEMISTRY
An organic compound [A] is C(5)H(8)O(3)....

An organic compound [A] is `C_(5)H_(8)O_(3).`On heating with soda lime, it gives [B]. The compound [B] reacts with HCN to give another compound [C] which reacts with thionyl chloride to produce [D]. When the compound [A] is heated with potassium dichromate the product is acetic acid and malonic acid.
The compound [A] is a

A

`alpha`-hydroxy acid

B

`beta`-hydroxy ester

C

`beta`-keto acid

D

`beta`-keto ester.

Text Solution

Verified by Experts

The correct Answer is:
A
(a) The compound [A] is a `beta`-keto acid.
Promotional Banner

Topper's Solved these Questions

  • CARBOXYLIC ACIDS

    DINESH PUBLICATION|Exercise MATRIX-MATCH TYPE QUESTIONS|5 Videos

  • CARBOXYLIC ACIDS

    DINESH PUBLICATION|Exercise BRAIN STORMING MULTIPLE CHOICE QUESTIONS (MCQS)|13 Videos

  • CARBOXYLIC ACIDS

    DINESH PUBLICATION|Exercise ASSIGNMENT|56 Videos

  • BIOMOLECULES

    DINESH PUBLICATION|Exercise MATRIX - MATCH TYPE|8 Videos

  • CHEMICAL BONDING AND MOLECULAR STRUCTURE

    DINESH PUBLICATION|Exercise Unit Test - 1|20 Videos

Similar Questions

Explore conceptually related problems

An organic compound [A] is C_(5)H_(8)O_(3). On heating with soda lime, it gives [B]. The compound [B] reacts with HCN to give another compound [C] which reacts with thionyl chloride to produce [D]. When the compound [A] is heated with potassium dichromate the product is acetic acid and malonic acid. The structure of compound [A] is :

An organic compound [A] is C_(5)H_(8)O_(3). On heating with soda lime, it gives [B]. The compound [B] reacts with HCN to give another compound [C] which reacts with thionyl chloride to produce [D]. When the compound [A] is heated with potassium dichromate the product is acetic acid and malonic acid. The IUPAC name of compound [B] is :

An organic compound (A) (C_5 H_8 O_3) on heating with soda lime gives (B) which reacts with HCN to give ( C) . The compound ( C) reacts with thionyl chloride to produce (D) which on reaction with KCN gives a compound ( E) . Alkaline hydrolysis of ( E) gives a salt (F) which on heating with soda lime produces n-butane . Careful oxidation of (A) with dichromate give acetic acid and malonic acid. Give the structures to (A) to (F) with proper reasoning.

An organic compound A reacts with PCl_(5) to give compound B. Compound B reacts with Na/ether to give n-butane. What are compounds A and B ?

An organic compound [A] with molecular formula C_(4)H_(8)O when reduced with NaBH_(4) gives compound [B] which reacts with HBr to form compound [C] (optically active) Identify A,B , C and wirte the two enantimoers of compound [C].

H_(2)S reacts with lead acetate forming black compound which reacts with O_(3) to form another compound Y. The colour of the compound Y is:

Alcohol is an organic compound which reacts with an organic acid to give an __________ .

The compound formed when 3,5-dinitrobenzoic acid reacts with thionyl chloride is __________.

DINESH PUBLICATION-CARBOXYLIC ACIDS -MULTIPLE CHOICE QUESTION BANK (MCQB)
  1. The correct increasing order of the acid strength fo acids, butyric ac...

    Text Solution

    |

  2. The reaction sequence given below gives products R. The structure...

    Text Solution

    |

  3. An organic compound [A] is C(5)H(8)O(3).On heating with soda lime, it ...

    Text Solution

    |

  4. An organic compound [A] is C(5)H(8)O(3).On heating with soda lime, it ...

    Text Solution

    |

  5. An organic compound [A] is C(5)H(8)O(3).On heating with soda lime, it ...

    Text Solution

    |

  6. A compound [A] has the formula C(4)H(8)O(2). When reacted with a Grign...

    Text Solution

    |

  7. A compound [A] has the formula C(4)H(8)O(2). When reacted with a Grign...

    Text Solution

    |

  8. A compound [A] has the formula C(4)H(8)O(2). When reacted with a Grign...

    Text Solution

    |

  9. Carboxylic acids having at least one alpha-hydrogen react with Cl(2)" ...

    Text Solution

    |

  10. Carboxylic acids having at least one alpha-hydrogen react with Cl(2) o...

    Text Solution

    |

  11. Carboxylic acids having at least one alpha-hydrogen react with Cl(2) o...

    Text Solution

    |

  12. The acidity of carboxylic acid is determined by the nature of the alky...

    Text Solution

    |

  13. The acidity of carboxylic acid is determined by the nature of the alky...

    Text Solution

    |

  14. The acidity of carboxylic acid is determined by the nature of the alky...

    Text Solution

    |

  15. The acidity of carboxylic acid is determined by the nature of the alky...

    Text Solution

    |

  16. Chlorination of toluene in the presence of light and heat followed by ...

    Text Solution

    |

  17. Identify the final product of the following reaction :

    Text Solution

    |

  18. Consider the following reaction underset("Ester(x)")underset()(C(4)H...

    Text Solution

    |

  19. Which of the following carboxylic acids undergoes decarboxylation easi...

    Text Solution

    |

  20. In the reaction C(6)H(5)CO OCH(3)overset(LiAlH(4))to? the products f...

    Text Solution

    |