BITSAT2011ChemistryAldehydes and KetonesActual
Which of the following esters cannot undergo Claisen self condensation?
Options
- ACH ₃ CH ₂ CH ₂ CH ₂ COOC ₂ H ₅
- BC ₆ H ₅- COOC ₂ H ₅
- CC ₆ H ₁₁ CH ₂ COOC ₂ H ₅
- DC ₆ H ₅ CH ₂ COOC ₂ H ₅
Correct answer
B. C ₆ H ₅- COOC ₂ H ₅
Step-by-step solution
Claisen condensation is given by esters having two -hydrogen atoms.