The reagent 'R' in the given sequence of a chemical reaction is :
1. | HI | 2. | CuCN/KCN |
3. | H2O | 4. | CH3CH2OH |
Identify the compound that will react with Hinsberg's reagent to give a solid which dissolves in alkali.
1. | 2. | ||
3. | 4. |
The final product C, obtained in this reaction, would be:
1. | 2. | ||
3. | 4. |
The reaction which gives isocyanide is:
1. Reimer Tiemann reaction.
2. Carbylamine reaction.
3. Hoffmann bromamide reaction.
4. None of the above.
Aniline when diazotized in cold and then treated with dimethyl aniline gives a coloured product. Its structure would be:
1. | |
2. | |
3. | |
4. |
Aniline in a set of reactions yielded a product D
The structure of the product D would be:
1.
2.
3.
4.
The products formed when Aniline reacts with water, and will be, respectively:
1. | p-Bromoaniline; p-Chloroaniline |
2. | 2,4,6-Tribromoaniline; p-Chloroaniline |
3. | 2,4,6-Tribromoaniline; Benzenediazoniumchloride |
4. | p-Bromoaniline; Benzenediazoniumchloride |
D is N-methyl aniline in the given below sequence of reaction.
\(\text A\xrightarrow{\bf\text{ reduction }}\text B\xrightarrow{\bf\text {CHCl}_3\text{/KOH}}\text C\xrightarrow{\bf\text{ reduction }}\text D\)
structure of A can be:
1. | 2. | ||
3. | CH3NH2 | 4. |
An organic compound 'A' on treatment with NH3 gives 'B', which on heating gives 'C'. 'C',
when treated with Br2 in the presence of KOH produces ethylamine. Compound 'A' is:
1. | CH3CH2COOH |
2. | CH3COOH |
3. | CH3CH2CH2COOH |
4. |
Which of the following compounds is most basic?
1. | 2. | ||
3. | 4. |