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प्रश्न
Name the reagent used in the following reaction:
Bromination of phenol to 2, 4, 6-tribromophenol.
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उत्तर
Aqueous bromine, i.e., Br2/H2O, is used in the bromination of phenol to 2, 4, 6-tribromophenol.
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संबंधित प्रश्न
Give simple chemical tests to distinguish between the following pairs of compounds: Benzoic acid and Phenol
Write the main product(s) in each of the following reactions:
Write the structures of A, B, C, D and E in the following reactions:
Write the reaction involved in the following:
Friedal-Crafts Alkylation of Phenol
Picric acid is ____________.
When phenol is heated with CHCl3 and alcoholic KOH when salicylaldehyde is produced. This reaction is known as ____________.
In the reaction of phenol with CHCl3 and aqueous NaOH at 343 K, the electrophile attacking the ring is:
When Phenol is distilled with zinc dust, it gives:
The electrophile involved in Reimer-Tiemann reaction of phenol with CHCl3 in presence of NaOH:
Which of the following species can act as the strongest base?
\[\ce{C2H5OH + SOCl2 ->[Pyridine] C2H5Cl + SO2 + HCl}\]
The above reaction is known as:
Which of the following reactions is used to prepare salicylaldehyde?
Which of the following compounds is aromatic alcohol?
| (A) |  |
| (B) |  |
| (C) |  |
| (D) |  |
Attacking species in nitration of benzene in presence of fuming HNO3 is
Why ortho-nitrophenol is steam volatile while para-nitrophenol is not?
Write the chemical equation involved in the following reactions:
Acetylation of salicylic add
For the pair phenol and cyclohexanol, answer the following:
Give one chemical test to distinguish between the two.
Convert the following by giving a chemical equation:
Phenol to salicylaldehyde.
