Question
The compound A, C _ 8 H _ 8 O _ 2 reacts with acetophenone to form a single product via cross-Aldol condensation. The compound A on reaction with conc. NaOH forms a substituted benzyl alcohol as one of the two products. The compound A is :
JEE Main
Chemistry
Aldehydes and Ketones
2026
JEE Main 2026 (22 January Shift 2)
JEE Main Chemistry Question (2026) — Solution
Options
- A. 2-hydroxy acetophenone
- B. 4-methyl benzoic acid
- C. 4-methoxy benzaldehyde
- D. 4-hydroxy benzaldehyde
Answer
C. 4-methoxy benzaldehyde
Step-by-step solution
(On cross aldol reaction, a single structure is obtained but it can show geometrical isomerism).
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