Hydrochloric Acid → 2-(1-Piperazinyl)-5-propylbenzenesulfonic acid hydrochloride

Participants

Reaction Steps

To a mixed solution of 200 ml of ethyl alcohol and 185 ml of 1 N hydrochloric acid was added 50.0 g of 2-(1-piperazinyl)-5-n-propylbenzenesulfonic acid and the mixture was dissolved by heating. The mixture was condensed under reduced pressure, and precipitated crystals were washed with acetone and dried to give 51.46 g (yield: 95.4%) of the above title product.

Provenance & Evidence