194602-23-8

2-Ethoxy-5-(4-methyl-1-piperazinylsulfonyl)benzoic Acid is used as a reactant in the synthesis of Sildenafil Citrate (S435000), an orally active selective type 5 cGMP phosphodiesterase inhibitor.

ChEBI:2-ethoxy-5-(4-methylpiperazin-1-yl)sulfonylbenzoic acid is a 4-ethoxy-3-carboxybenzenesulfonamide in which the sulfonamide nitrogen is a member of a piperazine ring. It is a sulfonamide and a member of piperazines. It is functionally related to a benzoic acid.