Beginning with the molecules on the left, provide a synthesis of the molecule on the right. The ideal number of steps is indicated over the reaction arrow, although there may be alternate routes worth considering.
(b)

Show how the following compounds can be prepared, using ethyne as one of the starting materials:

1. 1-pentyn-3-ol

How could the following compounds be synthesized from acetylene?

b.

Reaction of the acetylide with the epoxide shown will not form the desired product. What side reaction occurs instead? Why?

Beginning with the molecules on the left of each chemical equation, synthesize the molecules shown. While there can be multiple ways of doing each synthesis, the minimum number of steps necessary is indicated over each reaction arrow.

(b)

Synthesize the following molecules beginning with only organic molecules containing three carbons or fewer.

(b)

Synthesize the following molecules beginning with only organic molecules containing three carbons or fewer.

(e)

For each of the following target molecules, design a multistep synthesis to show how it can be prepared from the given starting material:

c.

Show how each of the following compounds can be synthesized from the given starting materials:

c.