A. 3-Hydroxy-2-pentanone
B. 2-Pentanone
C. 4-Penten-2-one
D. Pentanoic acid
Answer: 4-Penten-2-one
A. 3-Hydroxy-2-pentanone
B. 2-Pentanone
C. 4-Penten-2-one
D. Pentanoic acid
Answer: 4-Penten-2-one
Additional Information: Aldol condensation of 2-pentanone yields 4-penten-2-one after dehydration.