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प्रश्न
Convert the following by giving a chemical equation:
Phenol to salicylaldehyde.
उत्तर
When phenol reacts with chloroform in the presence of a base, such as NaOH, salicylaldehyde is produced. The reaction is called the Reimer-Tiemann reaction.
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संबंधित प्रश्न
Write the equation involved in the following reaction:
Reimer-Tiemann reaction
Explain the following with an example.
Kolbe’s reaction.
When phenol is heated with CHCl3 and alcoholic KOH when salicylaldehyde is produced. This reaction is known as ____________.
\[\ce{C2H5OH + SOCl2 ->[Pyridine] C2H5Cl + SO2 + HCl}\]
The above reaction is known as:
Which of the following reactions is used to prepare salicylaldehyde?
Nitration is an example of aromatic electrophilic substitution and its rate depends upon the group already present in the benzene ring. Out of benzene and phenol, which one is more easily nitrated and why?
Convert the following:
Phenol to N-phenylethanamide.
Which of the following reacts with phenol to give salicylaldehyde after hydrolysis?
Why ortho-nitrophenol is steam volatile while para-nitrophenol is not?
For the pair phenol and cyclohexanol, answer the following:
Give one chemical test to distinguish between the two.
