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प्रश्न
Write only reactions for the preparation of benzophenone from benzonitrile.
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उत्तर
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संबंधित प्रश्न
Write the structures of A and B in the following reactions:
Write the structure of the product of the following reaction:
\[\ce{H3C - C ≡ C - H ->[Hg^{2+}, H2SO4]}\]
Complete the synthesis by giving missing starting material, reagent or product.
Write a note on ‘aldol condensation’.
What is the action of phenyl hydrazine on propanone?
What is the action of Zn – Hg / conc. HCl on propanone?
What is the action of Sodium bisulphite on propanone?
Write chemical equation for the following :
Rosenmund reduction
Answer the following in one sentence.
Predict the product of the following reaction:
\[\ce{CH3 - CH2 - COOCH3->[i) AIH(i-Bu)_2][ii) H3O+]}\]?
Answer the following in one sentence.
Name the product obtained by reacting toluene with carbon monoxide and hydrogen chloride in presence of anhydrous aluminium chloride.
What is the action of following reagents on ethanoic acid?
sodalime/heat
Write a reaction for the following conversion.
Benzene to Benzaldehyde.
Draw structure of salicylaldehyde.
The formation of aldehyde from an alkyl cyanide using SnCl2/conc.HCl is known as ____________.
Catalyst used in Rosenmund reduction is ____________.
An acylchloride is hydrogenated over catalyst palladium on barium sulphate to form an aldehyde. This reaction is called as ______.
Which of the following alcohols needs acidic KMnO4 to convert it into aldehyde or ketone?
Identify the compound obtained by side chain chlorination of toluene and hydrolysed further.
The product of the reaction between dimethylcadmium and acetyl chloride is ____________.
Identify the compound A and Bin following reaction.
\[\ce{CH3Cl ->[KCN(alc)][\Delta] A ->[2H2O][HCl] B + NH4Cl}\]
Identify 'A' in the following reaction:
\[\begin{array}{cc}
\phantom{...........}\ce{O}\\
\phantom{...........}||\\
\ce{2A + (C6H5CH2)2 Cd -> 2CH3 - C - CH2 - C6H5 + CdCl2}\end{array}\]
Identify 'A' in the following reaction.
\[\ce{A ->[H2][Pd-BaSO4] C6H5CHO + HCl}\]
The reaction
How butanone is prepared from alcohol?
How are the following compound obtained by hydration of alkenes?
tert-butyl alcohol
Explain Rosenmund reduction reaction.
Identify the reagent R used in following transformation.
