SynonymIndigotin, CI 73000, 3H-Indol-3-one, 2-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-, ?2,2'-Bipseudoindoxyl, (?2,2'(3H,3'H)-Biindole)-3,3'-dione, (?2,2'-Biindoline)-3,3'-dione, Blue No. 201, C.I. Vat Blue 1, C.I. 73000, Cystoceva, D and C Blue No. 6, D and C Blue Number 6, D+C Blue No. 6, D&C Blue No.6, D&C Blue 6, Diindogen, Indigo Blue, Indigo Ciba, Indigo Ciba SL, Indigo J, Indigo N, Indigo NAC, Indigo NACCO, Indigo P, Indigo Powder W, Indigo Pure BASF, Indigo Pure BASF Powder K, Indigo PLN, Indigo Synthetic, Indigo VS, Lithosol Deep Blue B, Mitsui Indigo Paste, Mitsui Indigo Pure, Monolite Fast Navy Blue BV, Pigment Blue 66, Synthetic Indigo, Synthetic Indigo TS, Vat Blue 1, Vulcafix Blue R, Vulcafor Blue A, Vulcanosine Dark Blue L, Vulcol Fast Blue GL, Vynamon Blue A, 11669 Blue, (2,2'-Biindoline)-3,3'-dione, Lithosol deep blue V, Modr kypova 1, NCI-C61392, 2-(1,3-Dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one, C.I. pigment blue 66, D & C blue No 6, Indigotine, Indigotin (natural), Pigment Indigo, 2-(1,3-Dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one (C.I. Vat Blue 1), (2,2โ-biindoline)-3,3โ-dione, (2,2'-Biindoline)-3,3'-dione, (delta(2,2โ(3h,3โh))-biindole)-3,3โ-dione, (delta(2,2โ)-biindoline)-3,3โ-dione, (delta(sup2,2โ)-biindoline)-3,3โ-dione, (delta2,2'(3H,3'H)-Biindole)-3,3'-dione, (delta2,2'-Biindoline)-3,3'-dione, 11669 Blue, Indigo, D&C Blue No. 6, 1H,1H-[2,2-Bindolylidene-3,3-dione, CI 73000, Indigo, Pigment blue 66, Vat blue 1
Molecular weight262.26
EINECS207-586-9
InChI1S/C16H10N2O2/c19-15-9-5-1-3-7-11(9)17-13(15)14-16(20)10-6-2-4-8-12(10)18-14/h1-8,17-18H/b14-13+
Density1.01 g/mL at 20 °C
Merck4943
Colour Index73000
Water solubility<0.1 g/100 mL
StabilityStable. Incompatible with strong oxidizin
Melting Point>300 °C