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प्रश्न
Write the reaction to get aspirin from salicylic acid.
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उत्तर
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संबंधित प्रश्न
Choose the correct option.
Which is the most resistant alcohol towards oxidation reaction among the following?
Answer in brief.
Give the equations of the reactions for the preparation of phenol from isopropyl benezene.
When vapours of tert.butyl alcohol are passed over hot copper, it gives _____________
What is the action of following reagents on pent-3-enal?
- H2/Ni
- LiAlH4/H3O+
Write Kolbe’s reaction.
What is the action of following on phenol at low temperature?
- dil. HNO3
- conc. H2SO4
- Br2/CS2
How will you bring about the following conversions?
isopropyl alcohol to acetone
How will you bring about the following conversions?
2-methyl propan-2-ol to 2-methylpropene
\[\ce{C3H8O ->[KMnO4][(Oxidation)] C3H6O2}\]
The compound C3H8O is a/an ____________.
____________ is used for silvering mirrors.
Which of the following compounds is obtained, when phenol react with bromine water?
In phenols, −OH group is attached to ___________ hybridised carbon.
Bromination of phenol, will NOT give:
Which of following elements does not react with hot concentrated sulphuric acid?
\[\ce{CH3 - CH = CH2 ->[HBr][Peroxide] A}\]
Identify A.
Carbolic acid is oxidised by acidified sodium dichromate to give ______.
Identify reagents X, Y and Z.
Which of the following reagents is used to convert phenol to benzene?
What is INCORRECT about the product written in the below given reaction?
\[\ce{R - CH2 - OH ->[PCC] R - COOH}\]
Which among the following compounds is used to prepare solid fuel using calcium acetate?
The number of σ bonds in carbolic acid is ______.
Which among the following is allylic secondary alcohol?
A reaction of phenol with chloroform in presence of sodium hydroxide to form salicylaldehyde is known as ____________.
Identify the product obtained when phenol is treated with bromine water?
Identify the role of PDC from the following.
The compound which reacts fastest with Lucas reagent at room temperature is ______.
Which among the following phenolic compound is most acidic in nature?
The major product obtained in the following reaction is
Convert the following :
cumene to phenol.
