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प्रश्न
How the following conversion can be carried out?
Chloroethane to butane
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उत्तर
\[\ce{\underset{Chloroethane}{2CH3 - CH2 - Cl} + 2Na ->[dry ether, \Delta][Wurtz reaction] \underset{Butane}{CH3 - CH2 - CH2 - CH3} + 2NaCl}\]
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संबंधित प्रश्न
Identify A, B, C, D, E, R and R1 in the following:
What happens when bromobenzene is treated with Mg in the presence of dry ether?
What happens when methyl bromide is treated with sodium in the presence of dry ether?
How the following conversion can be carried out?
2-Chlorobutane to 3, 4-dimethylhexane
Which of the following alkyl halides is used as a methylating agent?
Which one of the following produces acyl halide by treatment with PCl5?
Which of the following statements are correct about the reaction intermediate?
(i) Intermediate (c) is unstable because in this carbon is attached to 5 atoms.
(ii) Intermediate (c) is unstable because carbon atom is sp2 hybridised.
(iii) Intermediate (c) is stable because carbon atom is sp2 hybridised.
(iv) Intermediate (c) is less stable than the reactant (b).
Identify the following named reaction:
\[\ce{C2H5Br ->[Na/Dry ether] C2H5 - C2H5}\]
Reaction of Grignard reagent with aromatic aldehyde and subsequent aqueous treatment produces
A product (1) of above reaction is:-
Grignard reagent shows addition on
The product formed in the first step of the reaction
\[\begin{array}{cc}
\ce{Br}\phantom{......}\\
|\phantom{.......}\\
\ce{CH3-CH2-CH-CH2-CH-CH3}\\
\phantom{...............}|\\
\phantom{................}\ce{Br}
\end{array}\]
with excess Mg/Et2O(Et = C2H5) is:
Explain why Grignard reagents should be prepared under anhydrous conditions?
Explain why Grignard reagents should be prepared under anhydrous conditions?
Explain why Grignard reagents should be prepared under anhydrous conditions?
Explain why Grignard reagents should be prepared under anhydrous conditions?
Explain why Grignard reagents should be prepared under anhydrous conditions?
