Some Other Reactions of Phenol

The hydrogenation of phenol in the presence of nickel and heat gives

The catalytic hydrogenation of phenol gives cyclohexanol.

The catalytic hydrogenation of phenol gives _____.

Describe catalytic hydrogenation of phenol.

Write short notes on Duff reaction.

Phenol $\stackrel{NaN{O}_2/H_{2}S{O}_4}{\to } B\stackrel{H_{2}O}{\to }C\stackrel{NaOH}{\to }D$

Name of the above reaction is

When Phenol is heated with phthalic anhydride in concentrated sulphuric acid and the hot reaction mixture is poured into a dilute solution of sodium hydroxide, the product formed is

Phenolphthalein is obtained by heating phthalic anhydride with conc. ${\text{H}}_{\text{2}}{\text{SO}}_{\text{4}}$ and

2-methoxy butane is obtained by reacting diazomethane with

Phenolphthalein is formed by condensation of phthalic anhydride and $\mathrm{\varphi }\mathrm{ }\mathrm{O}\mathrm{H}$. Which structure shows colour in basic medium?

$\text{Phenol}\stackrel{{\text{NaNO}}_2/{\text{H}}_2{\text{SO}}_4}{\to }\text{B}\stackrel{{\text{H}}_2\text{O}}{\to }\text{C}\stackrel{\text{NaOH}}{\to }\text{D}$

The name of the reaction is

$\text{Phenol}\stackrel{{\text{NaNO}}_2/{\text{H}}_2{\text{SO}}_4}{\to }\text{B}\stackrel{{\text{H}}_2\text{O}}{\to }\text{C}\stackrel{\text{NaOH}}{\to }\text{D}$

Name of the reaction is

Benzoylation of phenol in alkaline medium is known as

Benzoylation of phenol in alkaline medium is known as

When phenol reacts with phthalic anhydride in presence of $H_{2}S{O}_4$ and heated and hot reaction mixture is poured in NaOH solution, then product formed is

When phenol reacts with phthalic anhydride in presence of $H_{2}S{O}_4$ and heated and hot reaction mixture is poured in NaOH solution, then product formed is

Which of the test is used for detection of secondary amines ?

Choose the correct product formed during following reaction.

Phenol on heating with phthalic acid in presence of conc. H₂SO₄ forms a colourless compound which turns to pink on making it alkaline. This test is called