trisodium 8-[[3-[(3-aminobenzoyl)amino]-4-methylbenzoyl]amino]naphthalene-1,3,5-trisulphonate

8-[3-(m-Aminobenzamido)-p-toluamido]-1,3,5-naphthalenetrisulfonic Acid Trisodium Salt is an intermediate in the synthesis of Suramin (Sodium Salt)(S860000), a hepatitis C virus NS3 helicase inhibitor. Also used in the treatment of arthritis due to problematic collagen.