(B) The reaction of phenol with $NaOH$ followed by $CO_2$ at $6 \ atm$ and $140 \ ^\circ C$,and subsequent acidification,is known as the Kolbe-Schmitt

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(B) The reaction of phenol with $NaOH$ followed by $CO_2$ at $6 \ atm$ and $140 \ ^\circ C$,and subsequent acidification,is known as the Kolbe-Schmitt reaction.In this reaction,phenol is first converted to sodium phenoxide.Sodium phenoxide then reacts with $CO_2$ to form sodium salicylate,which upon acidification yields salicylic acid as the major product.

Class 12 Chemistry Alcohols, Phenols and Ethers Properties of Phenols

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The major product obtained on interaction of phenol with sodium hydroxide and carbon dioxide is

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salicylaldehyde
B
salicylic acid
C
phthalic acid
D
benzoic acid

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Alcohols, Phenols and Ethers

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Properties of Phenols

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In the Liebermann’s nitroso reaction,the changes in the colour of phenol occur as:

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Which group is present in phenol? What is the effect of this group on the ring and its reactions?

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The major product obtained on interaction of phenol with sodium hydroxide and carbon dioxide is

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In the Liebermann’s nitroso reaction,the changes in the colour of phenol occur as:

Aspirin is the acetylation product of .......

Phenol reacts with acetone in the presence of concentrated sulphuric acid to form a $C_{15}H_{16}O_2$ product. Which of the following compounds is this product?

Which among the following is the strongest $o, p-$directing group?

Which group is present in phenol? What is the effect of this group on the ring and its reactions?

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