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प्रश्न
A compound Z with molecular formula \[\ce{C3H9N}\] reacts with \[\ce{C6H5SO2Cl}\] to give a solid, insoluble in alkali. Identify Z.
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उत्तर
Z is an aliphatic amine which gives a solid insoluble in base. This implies that reaction with \[\ce{C6H5SO2Cl}\] must give a product without any replaceable hydrogen attached to nitrogen. In other words, the amine must be a secondary amine. i.e. Z is ethylmethylamine.
\[\begin{array}{cc}
\ce{O}\phantom{.......}\\
||\phantom{.......}\\
\phantom{}\ce{CH3 - NH + C6H5 - S - Cl -> CH3N - SO2C6H5}\phantom{.}\\
\phantom{..}|\phantom{.............}||\phantom{...............}|\phantom{.......}\\
\phantom{.......}\ce{C2H5}\phantom{.........}\ce{O}\phantom{......}\ce{\underset{sulphonamide}{\underset{N-Ethyl-N-methyl benzene}{C2H5}}\phantom{.}}
\end{array}\]
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संबंधित प्रश्न
Identify the weakest base amongst the following :
(a) p- methoxyaniline
(b) o-toluidine
(c) benzene - 1, 4 - diamine
(d) 4 - aminobenzoic acid
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How will you convert Benzene into N, N-dimethylaniline?
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Arrange the following in increasing order of their basic strength:
C2H5NH2, C6H5NH2, NH3, C6H5CH2NH2 and (C2H5)2NH
Arrange the following in increasing order of their basic strength:
CH3NH2, (CH3)2NH, (CH3)3N, C6H5NH2, C6H5CH2NH2
Complete the following acid-base reaction and name the product:
\[\ce{(C2H5)3N + HCl ->}\]
Account for the following:
Gabriel phthalimide synthesis is preferred for synthesising primary amines.
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Give reasons CH3NH2 is more basic than C6H5NH2.
Illustrate the following reactions giving suitable example in each case
Ammonolysis
Tertiary amines have lowest boiling points because ________________
Arrange the following compounds in increasing order of their boiling points.
Ethyl alcohol, Ethyl amine, Ethanoic acid, Ethane
Which among the following has the highest boiling point?
The CORRECT decreasing order of boiling points is:
Which of the following amines form maximum hydrogen bonds within themselves?
Which one of the following compounds will liberate CO2, when treated with NaHCO3?
The correct order of decreasing basic strength of the given amines is:
