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प्रश्न
Show how will you synthesize 1-phenylethanol from a suitable alkene.
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उत्तर
By acid-catalysed hydration of ethylbenzene (styrene), 1-phenylethanol can be synthesised.
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संबंधित प्रश्न
Name the reagents used in the following reactions:
Write the main product(s) in each of the following reactions:
Show how is the following alcohol prepared by the reaction of a suitable Grignard reagent on methanal?
What is meant by hydroboration-oxidation reaction? Illustrate it with an example.
How is the following conversion carried out?
\[\ce{Benzyl chloride -> Benzyl alcohol}\]
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.
How will you convert: Phenol to 2, 4, 6 − trinitrophenol?
Write the structure of main compounds A and B in the following reaction:
\[\ce{CH3CH2CN->[CH3MgBRH/3O+]A->[LiAIH4]B}\]
Benzaldehyde differs from acetaldehyde in that:
Commercially carboxylic acids are reduced to alcohols by converting them to the ______.
Identify ‘C’ in the following:
Select the acid(s) which cannot be prepared by Grignard reagent.
Alkaline hydrolysis of an alkyl halide can be preferably carried out using ______.
To synthesise 1.0 mole of 2-methylpropan-2-ol from Ethylethanoate ______ equivalents of CH3MgBr reagent will be required. (Integer value)
\[\ce{? ->[\Delta, CN-][EtOH, H2O]}\] Benzoin.
The reactant is obtained by dry distillation of the calcium salts of the following pairs:
The major product of the following reaction is:
\[\begin{array}{cc}
\ce{Cl}\phantom{.........................}\\
|\phantom{..........................}\\
\ce{CH3 - CH - CH3 ->[(i) Alc. KOH][(ii) HBr/peroxide (iii) aq. KOH]}
\end{array}\]
Ceric aminonium nitrate and CHCl3/alc. KOH are used for the identification of functional groups present in ______ and ______ respectively.
