Phenylacetylene → Copper (I) phenylacetylide

Participants

Reaction Steps

To a solution of 10.7 g of phenylacetylene in 500 ml of absolute ethanol was added a solution of 20 g of copper iodide in 250 ml of conc. NH4OH and 100 ml of water. The solution was stirred 30 minutes and then filtered. The solid that was collected was washed with water, 95% aq. Ethanol and then ether. The solid was then collected and dried under vacuum to provide the title compound as a bright yellow solid.

Provenance & Evidence