Synonyms: Cuprate(3-),[5-(acetylamino)-4-(hydroxy-kO)-3-[[2-(hydroxy-kO)-5-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo-kN1]-2,7-naphthalenedisulfonato(5-)]-, trisodium (9CI);Cuprate(3-), [5-(acetylamino)-4-hydroxy-3-[[2-hydroxy-5-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-2,7-naphthalenedisulfonato(5-)]-,trisodium; 2,7-Naphthalenedisulfonic acid,5-(acetylamino)-4-hydroxy-3-[[2-hydroxy-5-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-,copper complex; C.I. 18096; C.I. Reactive Violet 4; Diamira Red Violet R;Reactive Red Violet 2KT; Reactive Violet 4; Red Violet R; Remazol Red Violet R;Sumifix Red Violet R