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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

How can phenol be converted to aspirin?

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प्रश्न

How can phenol be converted to aspirin?

दीर्घउत्तर
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उत्तर


2-hydroxybenzoic acid on treatment with acetic anhydride will give asprin.

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अध्याय 11: Alcohols, Phenols and Ethers - Multiple Choice Questions (Type - I) [पृष्ठ १६४]

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एनसीईआरटी एक्झांप्लर Chemistry Exemplar [English] Class 12
अध्याय 11 Alcohols, Phenols and Ethers
Multiple Choice Questions (Type - I) | Q 73 | पृष्ठ १६४

संबंधित प्रश्न

What is metamerism? 


Write the IUPAC name of the given compound:


Write the IUPAC name of the following compound:

\[\begin{array}{cc}
\ce{HO - CH2 - CH - CH2 - OH}\\
|\phantom{...}\\
\ce{OH}\phantom{.}\\
\end{array}\]


Natalite is a mixture of

(a) diethyl ether and methanol

(b) diethyl ether and ethanol

(c) dimethyl ether and methanol

(d) dimethyl ether and ethanol


3-Methylbutane-2-ol on heating with HI gives ______


Give reasons Fluoride ion has higher hydration enthalpy than chloride ion.


What.will be the product fonned when chlorobenzene is heated with sodium metal in the presence of dry ether?


Write structural formula for Methyl vinyl ether.


Write IUPAC names of the following


Glycerol is ____________.


C6H5OCH2CH3 is called:


Ethyl alcohol is industrially prepared from ethylene by:


\[\ce{Phenol ->[Zn, dust] 'X' ->[CH3Cl][Anhy. AlCl3] 'Y' ->[Alkaline][KMnO4] 'Z'}\]

The product ‘Z’ is:


The correct acidic strength order of the following is:


     (I)


    (II)


     (III)


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]


Write the IUPAC name of the following compound.


Write a chemical reaction for the following conversion:

Acetic acid into ethyl alcohol.


Write structural formulae for:

Salicylic acid


Write the IUPAC name of the following compound:

\[\begin{array}{cc}
\phantom{..............}\ce{CH3}\\
\phantom{............}|\\
\ce{CH3 - CH - CH - C - CH3}\\
|\phantom{.....}|\phantom{......}|\\
\phantom{...}\ce{CH3}\phantom{.}\ce{OH}\phantom{...}\ce{CH3}
\end{array}\]


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