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प्रश्न
Why can aryl halides not be prepared by reaction of phenol with \[\ce{HCl}\] in the presence of \[\ce{ZnCl2}\]?
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उत्तर
Aryl halides can't be prepared by reaction of phenol with \[\ce{HCl}\] in presence of \[\ce{ZnCl2}\] because the carbon-oxygen bond in phenols has partial double bond character and it, being stronger than a single bond, is difficult to break.
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संबंधित प्रश्न
Name the following halide according to the IUPAC system and classify it as an alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl or aryl halide:
CH3CH(CH3)CH(Br)CH3
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CH3CH = CHC(Br)(CH3)2
Name the following halide according to the IUPAC system and classify it as an alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl or aryl halide:
p-ClC6H4CH2CH(CH3)2
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Identify the compound Y in the following reaction.
Which is the correct IUPAC name for \[\begin{array}{cc}
\ce{CH3 - CH - CH2 - Br}\\
\phantom{}|\phantom{.......}\\
\phantom{}\ce{C2H5}\phantom{....}
\end{array}\]?
What should be the correct IUPAC name for diethylbromomethane?
Which of the products will be major product in the reaction given below? Explain.
\[\ce{CH3CH = CH2 + HI -> \underset{(A)}{CH3CH2CH2I} + \underset{(B)}{CH3CHICH3}}\]
Classify the following compound as a primary, secondary and tertiary halide.
2-Bromo-2-methylpropane
Which of the following belongs to the class of vinyl halides?
Name the following halide according to the IUPAC system and classify them as alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl, or aryl halide:
\[\ce{CH3CH2C(CH3)2CH2I}\]
Name the following halides according to IUPAC system and classify them as alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl or aryl halides:
\[\ce{CH3CH2 C(CH3)2CH2I}\]
Name the following halide according to IUPAC system and classify them as alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl or aryl halides:
\[\ce{CH3C(Cl)(C2H5)CH2CH3}\]
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\[\ce{CH3C(C2H5)2CH2Br}\]
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\[\ce{CH3C(Cl)(C2H5)CH2CH3}\]
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\[\ce{CH3C(C2H5)2CH2Br}\]
Name the following halide according to IUPAC system and classify them as alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl or aryl halides:
\[\ce{CH3C(C2H5)2CH2Br}\]
The IUPAC name of the compound shown below is:
The given compound
is an example of__________.
