i-outline-the-syntheses-shown-below-using-aldehydes-and-alkyl-halides-as-your-st

Question

(i) Outline the syntheses shown below, using aldehydes and alkyl halides as your starting materials.

Diagram comparing imine and enamine formation from aldehydes and alkyl halides.

(ii) Show how to make penta-1,3-diene via the formation of the terminal double bond.

Accepted Answer

Synthesis pathways for penta-1,3-diene using Ph3P and BuLi with aldehydes.

Answer

Alternative synthesis pathways for penta-1,3-diene using Ph3P and BuLi with aldehydes.

Answer

Another synthesis option for penta-1,3-diene using Ph3P and BuLi with aldehydes.

Answer

Final synthesis pathways for penta-1,3-diene using Ph3P and BuLi with aldehydes.