Question: What steps are needed to prepare phenylacetylene, , from each compound:
The alkynes can be prepared by the elimination reactions by using a strong base. A strong reaction with an alkyl halide is able to abstract two equivalents of hydrogen halide to produce the alkynes.
The two successive E2 elimination reactions take place in order to produce the alkynes from the vicinal or geminal dihalides.
b. The phenylacetylene can be prepared by using the compound b by the following reaction
c. The phenylacetylene can be prepared by using the compound c by the following
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