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प्रश्न
Write the structures of the main products when acetone (CH3 − CO − CH3) reacts with the following reagents :
CH3MgBr and then H3O+
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उत्तर
Acetone reduces to form tertiary alcohol in presence of grignard reagent.
संबंधित प्रश्न
Write the mechanism of hydration of ethene to yield ethanol.
How is the following conversion carried out?
\[\ce{Methyl magnesium bromide -> 2-Methylpropan-2-ol}\]
Name the reagent used in the following reaction:
Butan-2-one to butan-2-ol.
Primary alcohols are prepared by the reduction of carboxylic acids. Though lithium aluminium hydride is a strong reducing agent, it is not used in the reaction. This is so because:
Select the acid(s) which cannot be prepared by Grignard reagent.
Carboxylic acids are more acidic than phenol and alcohol because of
Most readily hydrolysed halide is:-
An aldehyde isomeric with allyl alcohol gives phenyl hydrazone. Pick out a ketone that too gives a phenyl hydrazone containing the same percentage of nitrogen.
The major product of the following reaction is:
\[\begin{array}{cc}
\ce{Cl}\phantom{.........................}\\
|\phantom{..........................}\\
\ce{CH3 - CH - CH3 ->[(i) Alc. KOH][(ii) HBr/peroxide (iii) aq. KOH]}
\end{array}\]
How are the following conversions carried out?
\[\ce{Methyl magnesium bromide ->2-Methylpropan-2-ol}\]
