Tên tương tự: 3H-Indol-3-one, 2-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-; Indigo Pure BASF (6CI); [Δ2,2'-Biindoline]-3,3'-dione (8CI); 11669 Blue; 2,2'-Bis(2,3-dihydro-3-oxoindolylidene); 2-(1,3-Dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one; Blue No. 201; C Blue 22; C.I. 73000; C.I. Natural Blue 1; C.I. Pigment Blue 66; C.I. Vat Blue 1; Cystoceva; D and C Blue No. 6; D&C Blue No. 6; D+C Blue No. 6; Diindogen; Dystar Indigo Gr; Indigo; Indigo Blue; Indigo Ciba; Indigo Ciba SL; Indigo J; Indigo N; Indigo NAC; Indigo NACCO; Indigo P; Indigo PLN; Indigo Powder W; Indigo Pure BASF Powder K; Indigo Synthetic; Indigo VS; Indigotin; Indigotin (natural); Indigotine; Japan Blue 201; Lithosol Deep Blue B; Mitsui Indigo Paste; Mitsui Indigo Pure; Mitsui Indigo Pure EXN; Monolite Fast Navy Blue BV; Natural Blue 1; Natural blue indigotin; Pigment Blue 66; Pigment Indigo; Pigment Indigo V; Reduced Dark Blue VB; Synthetic Indigo TS; Synthetic indigo; Vat Blue 1; Vat Dark Blue VB; Vulcafix Blue R; Vulcafor Blue A; Vulcanosine Dark Blue L; Vulcol Fast Blue GL; Vynamon Blue A; [Δ2,2'(3H,3'H)-Biindole]-3,3'-dione; Δ2,2'-Bipseudoindoxyl