Which of the following compound gives dye test
1. Aniline
2. Methylamine
3. Diphenylamine
4. Ethylamine
CH3CH2ClXYZ
In the above reaction sequence, Z is
1. CH3CH2CH2NHCOCH3
2. CH3CH2CH2NH2
3. CH3CH2CH2CONHCH3
4. CH3CH2CH2CONHCOCH3
Intermediates formed during the reaction of RCONH2 with Br2 and KOH are -
1. RCONHBr and RNCO
2. RNHCOBr and RNCO
3. RNHBr and RCONHBr
4. RCONBr2
In a reaction of aniline a colored product C was obtained.
The structure of C would be
1.
2.
3.
4.
The final product C in the below mentioned reaction is:
\(\xrightarrow[]{Ac_2O}\ A\ \xrightarrow[CH_3COOH]{Br_2}\ B\ \xrightarrow[H^+]{H_2O}\ C\)
1. | 2. | ||
3. | 4. |
Aniline when diazotised in cold and then treated with dimethylaniline, gives a coloured product. Its structure would be :
1.
2.
3.
4.
Aniline in a set of the following reactions yielded a coloured product Y.
The structure of Y would be
1.
2.
3.
4.
What is the end product in the following sequences of operations?
Acetamide
1. CH3NH2
2. C2H5NH2
3. CH3CN
4. CH3COONH4