Synonyms: Brown V;C.I.Pigment Brown 5 (8CI);Cuprate(2-), bis[3-hydroxy-4-(phenylazo)-2-naphthalenecarboxylato(2-)]-,dihydrogen; Ginger Brown T 5902;Cuprate(2-),bis[3-(hydroxy-kO)-4-(2-phenyldiazenyl)-2-naphthalenecarboxylato(2-)-kO]-, hydrogen (1:2); Cuprate(2-), bis[3-(hydroxy-kO)-4-(phenylazo)-2-naphthalenecarboxylato(2-)-kO]-, dihydrogen (9CI); 2-Naphthalenecarboxylic acid, 3-hydroxy-4-(phenylazo)-, coppercomplex; Pigment Brown 2265Y;