Synthesis of Amides
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Q. An organic compound A upon reacting with NH3 gives B. On heating B gives C. C in presence of KOH reacts with Br2 to give CH3CH2NH2. Then A is:
- CH3CH2CH2COOH
- H3C−C|CH3H−COOH
- CH3CH2COOH
- CH3COOH
Q.
Complete the following reaction.
Q. An organic compound A upon reacting with NH3 gives B. On heating B gives C. C in presence of KOH reacts with Br2 to give CH3CH2NH2. Then A is:
- CH3CH2CH2COOH
- H3C−C|CH3H−COOH
- CH3CH2COOH
- CH3COOH
Q. Hofmann rearrangement is given by
- Primary amides
- Acid chloride
- Acid anhydride
- Cyclic ketones
Q. Acetic anhydride reacts with excess of ammonia to form
- 2CH3COONH4
- 2CH3CONH2
- CH3CONH2+CH3COONH4
- 2CH3COOH
Q. Prolonged hydrolysis of nitriles under vigorous conditions yeild amides
- True
- False
Q. CH3−O||C−OHNH3−−−→ΔAP2O5−−−→ΔB
Product 'B' in the reaction is:
Product 'B' in the reaction is:
- CH3−C≡N
- CH3−O||C−NH2
- CH3−NH2
- CH3−CH2−NH2
Q. Which of following reagent doesen't give cyanides when treated with RCONH2?
- P2O5
- SOCl2
- POCl3
- HNO2