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प्रश्न
How can phenol be converted to aspirin?
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उत्तर
2-hydroxybenzoic acid on treatment with acetic anhydride will give asprin.
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संबंधित प्रश्न
Name the following compound according to the IUPAC system.
Name the following compound according to the IUPAC system.
\[\begin{array}{cc}
\ce{CH3 - C = C - CH2OH}\\
|\phantom{......}|\phantom{.....}\\
\ce{CH3}\phantom{.}\ce{Br}\phantom{....}\\
\end{array}\]
Write the IUPAC name of the following compound:
\[\begin{array}{cc}
\ce{CH3 - O - CH2 - CH - CH3}\\
\phantom{................}|\\
\phantom{....................}\ce{CH3}
\end{array}\]
Write the IUPAC name of the following compound:
C6H5 – O – C2H5
Write structures of the compounds whose IUPAC names are as follows:
3-Chloromethylpentan-1-ol.
How is phenol converted into the following?
benzoquinone
How is phenol converted into the following?
picric acid
Give reasons Fluoride ion has higher hydration enthalpy than chloride ion.
Write IUPAC name of the following
Write IUPAC names of the following
Ethyl alcohol is industrially prepared from ethylene by:
Ethylene reacts with Baeyer’s reagent to give ______.
1-Propanol and 2-propanol can be best distinguished by:
IUPAC name of the compound \[\begin{array}{cc}
\ce{CH3 - CH - OCH3}\\
\phantom{}|\phantom{....}\\
\phantom{}\ce{CH3}\phantom{..}
\end{array}\] is ______.
Assertion: IUPAC name of the compound
\[\begin{array}{cc}
\ce{CH3 - CH - O - CH2 - CH2 - CH3}\\
|\phantom{....................}\\
\ce{CH3}\phantom{.................}
\end{array}\] is 2-Ethoxy-2-methylethane.
Reason: In IUPAC nomenclature, ether is regarded as hydrocarbon derivative in which a hydrogen atom is replaced by —OR or —OAr group [where R = alkyl group and Ar = aryl group]
Assertion: Phenols give o- and p-nitrophenol on nitration with conc. \[\ce{HNO3}\] and \[\ce{H2SO4}\] mixture.
Reason: –OH group in phenol is o–, p– directing.
How are the following conversions carried out?
Methyl magnesium bromide→2-Methylpropan-2-ol.
Draw structure of the following compound.
2. 5-Diethylphenol
Draw structure of the following compound.
2-Methoxypropane
Write structural formulae for:
p-Nitrophenol
