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Question
A positive carbylamine test is given by:
A positive carbylamine test is given by:
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Solution
The correct options are
B 2,4-Dimethyl aniline
D p-Methyl benzylamine
Two things you need to know/do here.
1) Carbylamine test is given by primary amines.
2) Figure out which ones of the options are actually primary amines.
Remember, if there is a prefix 'N' before the name of an amine, it is clearly not a primary amine, you know this from the structure of amines.
Therefore, 2,4-dimethyl aniline and p-methyl benzylamine will give positive carbylamine test. Their structures are given below:
B 2,4-Dimethyl aniline
D p-Methyl benzylamine
Two things you need to know/do here.
1) Carbylamine test is given by primary amines.
2) Figure out which ones of the options are actually primary amines.
Remember, if there is a prefix 'N' before the name of an amine, it is clearly not a primary amine, you know this from the structure of amines.
Therefore, 2,4-dimethyl aniline and p-methyl benzylamine will give positive carbylamine test. Their structures are given below:
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