Among the following compounds, which one of the following will react with acetone to give product containing >C=N group ? C6H5NH2,(CH3)3N,C6H5NHC6H5,C6H5NHNH2
A
(CH3)3N,C6H5NHC6H5
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B
C6H5NH2,(CH3)3N
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C
C6H5NH2,C6H5NHNH2
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D
(CH3)3N,C6H5NHNH2
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Solution
The correct option is CC6H5NH2,C6H5NHNH2 For the compound to react with acetone, it must contain a −NH2 group which react with acetone to give a product containing >C=N.
Here, C6H5NH2 and C6H5NHNH2 are the compound that have −NH2 group. C6H5NH2+O=C(CH3)2+H+⇌C6H5−N=C(CH3)2+H2OAmineImine (Schiff's Base) C6H5NHNH2+O=C(CH3)2+H+⇌C6H5−NH−N=C(CH3)2+H2OPhenylhydrazinePhenylhydrazone
Thus, the correct answer is option (c).