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CaC2 overset(H2O)to A underset(Cu" tube"...

`CaC_2 overset(H_2O)to A underset(Cu" tube") overset("Red hot ")to B`. B is

A

Toluene

B

Ethyl-benzene

C

Benzene

D

Butyne

Text Solution

Verified by Experts

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

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

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

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

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

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

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  7. Compound (X) will be :

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

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

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  10. Unit of unsaturation in compound (A) ?

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  11. product (C) of above reaction is :

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

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

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

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

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

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

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

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

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

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