Question

Which of the following compound will undergo self aldol condensation in the presence of cold diluted alkali?

• A. $\mathrm { CH } \equiv \mathrm { C } - \mathrm { CHO }$
• B. $\mathrm { CH } _ { 2 } = \mathrm { CHCHO }$
• C. $\mathrm { C } _ { 6 } \mathrm { H } _ { 5 } \mathrm { CHO }$
• D. $\mathrm { CH } _ { 3 } \mathrm { CH } _ { 2 } \mathrm { CHO }$

Answer 1

Answer: (D)

$\mathrm { CH } _ { 3 } \mathrm { CH } _ { 2 } \mathrm { CHO }$

Answer 2

: Since $\alpha -$hydrogen atom, therefore it will undergo aldol condensation in the presence of cold dilute alkali.