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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
Answer in one sentence/ word.
Write the IUPAC name of alcohol having molecular formula C4H10O which is resistant towards oxidation.
Answer in brief.
Give the reagents and conditions necessary to prepare phenol from Benzene sulfonic acid.
When vapours of tert.butyl alcohol are passed over hot copper, it gives _____________
Write the reaction involved in the preparation of phenol from benzene sulphonic acid.
Name the reagents used to convert phenol into
- picric acid
- p-benzoquinone
Write chemical equation of acetyl chloride with phenol
Number of oxygen atoms present in salicylaldehyde are ______.
Which alcohol is difficult to oxidise?
Phenol is ____________.
The number of isomeric alcohols possible with the formula C4H10O is ____________.
What is the product of the following reaction?
\[\ce{CH3 - CH2 - CH2 - OH ->[conc. H2SO4][\Delta]}\]
____________ will NOT undergo acetylation.
Sodium benzene sulphonate reacts with NaOH and then on acidic hydrolysis, it gives __________.
In Raschig's method for synthesis of phenol, the reactants used are ____________.
Which isomer of C4H10O is optically active?
Which of the following alcohols is least soluble in water?
A reaction of phenol with chloroform in presence of sodium hydroxide to form salicylaldehyde is known as ____________.
Which of the following alcohols is NOT prepared by reduction of carbonyl compounds?
The acid, which contains both -OH and -COOR groups is ______.
What is the product obtained in Reimer - Tiemann reaction?
Arrange O - H, C - H and N - H bonds in increasing order of their bond polarity.
Explain the reaction of 1° and 2° alcohol with oxidising agent chromic anhydride (CrO3).
Write the product when 1°, 2° and 3° alcohol vapours are passed over hot copper.
Write the chemical reaction when hot copper is treated with Vapours of 1° (primary) alcohol.
Arrange the following compounds in order of decreasing acidity:
Which of the following is trihydric phenol?
