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प्रश्न
Convert bromoethane to propanamine.
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उत्तर
\[\ce{\underset{Bromoethane}{CH3-CH2-Br} ->[alc. KCN] \underset{Propanenitrile}{CH3CH2CN} ->[LiAlH4] \underset{Propanamine}{CH3CH2CH2NH2}}\]
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संबंधित प्रश्न
Write the structure of the major organic product in the following reaction:
\[\ce{CH3CH2CH2OH + SOCl2 ->}\]
Arrange the compounds of the following set in order of reactivity towards SN2 displacement:
2-Bromo-2-methylbutane, 1-Bromopentane, 2-Bromopentane
What happens when ethyl chloride is treated with aqueous KOH?
Arrange the following organic compounds in descending order of their reactivity towards SN1 reaction.
C6H5CH2Br, C6H5CH(C6H5)Br, C6H5CH(CH3)Br, C6H5C(CH3)(C6H5)Br
Among the following, the dissociation constant is highest for:
Which of the following undergoes nucleophilic substitution exclusively by SN1 mechanism?
Which of the following compound will undergo racemisation when reacts with aq. KOH?
(i)
(ii)
CH3CH2CH2Cl
(iii)
\[\begin{array}{cc}
\ce{CH3}\phantom{..}\\
|\phantom{....}\\
\ce{CH3-CH-CH2Cl}
\end{array}\]
(iv)
\[\begin{array}{cc}
\phantom{..}\ce{H}\\
\phantom{..}|\\
\ce{CH3-C-Cl}\\
\phantom{..}|\\
\phantom{.....}\ce{C2H5}
\end{array}\]
Why are aryl halides less reactive towards nucleophilic substitution reactions than alkyl halides?
Assertion (A) : Nucleophilic substitution of iodoethane is easier than chloroethane.
Reason (R) : Bond enthalpy of C-I bond is less than that of C-Cl bond.
The compound that will undergo SN1 reaction with the fastest rate is:
