Perchloric Acid → HCID 12665763, compound

Participants

Reaction Steps

To a solution of 1,2-dimethyl-3,5-diphenylpyrazolium p-toluene sulfonate (10.0 g.) in 500 ml. of water is added a 20% aqueous solution of perchloric acid with vigorous stirring. The product separates immediately as a white solid. It is collected by filtration, washed with water and dried to give 8.3 g. of the desired product having a melting point of 183° C.-184° C., and the following elemental analysis:

Provenance & Evidence