Question

Which of the following will from isocyanide on reaction with $\mathrm { CHCl } _ { 3 }$ and KOH?

• A. $\mathrm { C } _ { 6 } \mathrm { H } _ { 5 } \mathrm { NHCH } _ { 3 }$
• B. $\mathrm { CH } _ { 3 } \mathrm { C } _ { 6 } \mathrm { H } _ { 4 } \mathrm { NH } _ { 2 }$
• C. $\mathrm { C } _ { 6 } \mathrm { H } _ { 5 } \mathrm { NHC } _ { 4 } \mathrm { H } _ { 9 }$
• D. $\mathrm { C } _ { 6 } \mathrm { H } _ { 5 } \mathrm {~N} \left( \mathrm { C } _ { 2 } \mathrm { H } _ { 5 } \right) _ { 2 }$

Answer 1

Answer: (B)

$\mathrm { CH } _ { 3 } \mathrm { C } _ { 6 } \mathrm { H } _ { 4 } \mathrm { NH } _ { 2 }$

Answer 2

: Only primary amine will give positive

carbylamine reaction.