MCQ
On heating an aliphatic primary amine with chloroform and ethanolic potassium hydroxide, the organic compound formed is :
- Aan alkanol
- Ban alkanediol
- Can alkyl cyanide
- ✓an alkyl isocyanide
✓
Answer
Correct option: D.
an alkyl isocyanide
d
This reaction is an example of carbylamine test which includes conversion of amine to isocyanide.
This reaction is an example of carbylamine test which includes conversion of amine to isocyanide.
$R-\ddot{N}_{H_{2}}+C H C I_{3} \frac{C_{2} H_{5} O H}{K O H} R-_{N}^{+} \equiv \bar{c}^{:}$
$1^{\circ}\; amine \quad \quad \quad \quad \quad \;Alkyl \;isocyanide$
The mechanism of this reaction included rearrangement of nitrene in which migration of alkyl group from carbon to nitrogen takes place.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
The logarithm of equilibrium constant for the reaction $Pd ^{2+}+4 Cl ^{-} \rightleftharpoons PdCl _4^{2-}$ is (Nearest integer)
→Given $: \frac{2.303 RT }{ F }=0.06 V$
$Pd _{( aq )}^{2+}+2 e ^{-} \rightleftharpoons Pd ( s ) \quad E ^{\circ}=0.83\,V$
$PdCl _4^{2-}( aq )+2 e ^{-} \rightleftharpoons Pd ( s )+4 Cl ^{-}( aq )$
$E ^{\circ}=0.65\,V$
Which of the following statements is false?
Which of the following is not an actinide
Arrange the following in correct order of rate of $NAR$
→In basic medium $CrO _{4}^{2-}$ oxidises $S _{2} O _{3}^{2-}$ to form $SO _{4}^{2-}$ and itself changes into $Cr ( OH )_{4}^{-}$. The volume of $0.154\, M CrO _{4}^{2-}$ required to react with $40\, mL$ of $0.25\, M S _{2} O _{3}^{2-}$ is ........... $mL$
→(Rounded-off to the nearest integer)
The Van't Hoff factor will be highest for
Identify the product formed ( $A$ and $E$ )
→Product is :
According to Arrhenius theory, the activation energy is
Which of the following is found in body