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प्रश्न
Write chemical reactions to convert –COOH group of acetic acid into the following.
CH3COCl
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उत्तर
\[\ce{\underset{\text{Acetic acid}}{3CH3COOH} + \underset{\text{Phosphorous trichloride}}{PCl3} ->[\Delta] \underset{\text{Acetyl chloride}}{3CH3COCl} + H3PO3}\]
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संबंधित प्रश्न
Answer in brief.
Formic acid is stronger than acetic acid. Explain.
Write the reducing agent which CANNOT reduce –COOH group.
What is the action of following on proponal?
Hydrazine
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Carboxylic acid
Write chemical reactions to convert –COOH group of acetic acid into the following.
CH4
Explain the acidic nature of carboxylic acids.
Write reactions for the action of the following reagents on p-chlorobenzaldehyde.
Ethane-1,2-diol in presence of dry HCl.
Complete the following sequence of reactions and write structures for A, B, C.
\[\ce{Dry ice ->[i. Dry ether][ii. Hydrolysis] A ->[PCl5] B ->[H2(gas)][Pd - BaSO4] C}\]
In the reaction,
\[\ce{CH3COOH ->[SOCl2] X ->[Sodium salt of carboxylic acid] Y}\].
The compound Y was found to be a mixed acid anhydride. Thus, the sodium salt of carboxylic acid used CANNOT be ____________.
Which is the gas evolved when carboxylic acids react with strongly electropositive metals (such as Na, K, Ca, Zn)?
The product of the reaction between dialkyl cadmium and acyl chloride is a/an ____________.
A flavouring agent found in oil of wintergreen is ______.
Products in the following reaction are:
\[\ce{CH3COOH + PCl3 ->[\Delta]}\]
Which of the following carboxylic acids will have the highest acidity?
The elimination of CO2 from a carboxylic acid is known as ____________.
The reducing agent preferred to convert carboxylic acids and esters to primary alcohols is ____________.
Which of the following aromatic acids has less acidic strength than benzoic acid?
Which of the following functional groups is reduced by diborane?
Which of the following compounds is obtained when ethanoic anhydride is treated with water?
Which of the following carboxylic acids ha highest acidic strength?
Write structure of adipic acid.
How will you prepare Acetic anhydride from acetic acid?
Identify the product ‘B’ in the following sequence of reactions.
\[\ce{\underset{}{Methylpropanoate} ->[Δ][dil. NaOH] \underset{\underset{}{}}{A}->[H+][Conc. HCl] \underset{\underset{}{}}{B}}\]
Which of the following represents the correct order of the acidity in the given compounds?
