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प्रश्न
How can propan-2-one be converted into tert- butyl alcohol?
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उत्तर
\[\begin{array}{cc}
\phantom{...........}\ce{O}\phantom{................................}\ce{CH3}\phantom{.................}\ce{CH3}\phantom{.....................}\\
\phantom{............}||\phantom{.................................}|\phantom{.....................}|\phantom{.........................}\\
\phantom{}\ce{CH3 - C - CH3 + CH3 MgI ->[Ether] CH3 - C - CH3 ->[H+][H2O] CH3 - C - CH3 + Mg(I)OH}\phantom{.}\\
\phantom{......................}|\phantom{.....................}|\phantom{.}\\
\phantom{.........................}\ce{\underset{Addition product}{CH3}}\phantom{.........}\ce{\underset{\underset{(2-methylpropan-2-ol)}{tert-Butyl alcohol}}{OH}}\phantom{.}
\end{array}\]
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संबंधित प्रश्न
Show how is the following alcohol prepared by the reaction of a suitable Grignard reagent on methanal?
\[\begin{array}{cc}
\ce{CH3 - CH - CH2OH}\\
|\phantom{......}\\
\ce{CH3}\phantom{...}
\end{array}\]
What is meant by hydroboration-oxidation reaction? Illustrate it with an example.
How is the following conversion carried out?
\[\ce{Methyl magnesium bromide → 2-Methylpropan-2-ol}\]
Name the reagent used in the following reaction:
Dehydration of propan-2-ol to propene.
Name the reagent used in the following reaction:
Butan-2-one to butan-2-ol.
Name the reagents used in the following reactions:
Write the structures of A, B and C in the following reactions :
Ketones react with Grignard reagent to produce ____________.
Aldehydes are reduced to the corresponding alcohols by the addition of hydrogen in the presence of catalysts to form ____________.
Ethyl alcohol can be prepared from Grignard reagent by the reaction of ____________.
Why is the reactivity of all the three classes of alcohols with conc. \[\ce{HCl}\] and \[\ce{ZnCl2}\] (Lucas reagent) different?
The Wittig reaction is a reaction between a carbonyl compound (aldehyde or ketone only) and a species known as a phosphoniumylide. What is the expected final product in the Wittig reaction?
Carboxylic acids are more acidic than phenol and alcohol because of
A compound does not react with 2, 4 dinitrophenylhydrazine, the compound is:
Most readily hydrolysed halide is:-
The best reagent to convert pent - 3 - en - 2 - ol into pent - 3 - en - 2 one is ______.
The major product of the following reaction is:
\[\begin{array}{cc}
\ce{Cl}\phantom{.........................}\\
|\phantom{..........................}\\
\ce{CH3 - CH - CH3 ->[(i) Alc. KOH][(ii) HBr/peroxide (iii) aq. KOH]}
\end{array}\]
Given below are two statements:
Statement I: On heating with KHSO4, glycerol is dehydrated and acrolein is formed.
Statement II: Acrolein has a fruity odour and can be used to test glycerol's presence.
Choose the correct option.
How are the following conversions carried out?
\[\ce{Methyl magnesium bromide ->2-Methylpropan-2-ol}\]
How are the following conversion carried out?
\[\ce{Methyl magnesium bromide -> 2-Methylpropan-2-ol}\]
