HCID 21430443, compound → HCID 21430467, compound

Participants

Reaction Steps

37.6 Grams of 3-allylsulfamoyl-4-(4-methylpiperazine-1-yl)-benzoic acid-hydrochloride (0.1 mole), prepared according to Example 32, were dissolved in 0.3 l of tetrahydrofurane and were hydrogentated in the presence of palladium black at 30° C. and at 40 atmospheres until no more hydrogen was absorbed. Subsequently the catalyst was separated, the solution was evaporated, and the residue was recrystallized from water.

Provenance & Evidence