Crossed Aldol Condensation Practice Problems

Give the synthesis of the following molecule using cyclopentanone and any other reagent necessary.

Write the complete mechanism of base-catalyzed condensations followed by dehydration between formaldehyde and butanal.

Write the complete mechanism of  base-catalyzed condensations followed by dehydration between p-nitobenzaldehyde and 3-methylbutanal.

Determine the possible major product of base-catalyzed aldol condensation followed by dehydration between p-nitrobenzophenone and acetaldehyde.

Determine the possible major product of base-catalyzed aldol condensation followed by dehydration between acetone and benzaldehyde.

Give the possible major product of the given reaction.