Indigo, European Pharmacopoeia (EP) refe

cas: 482-89-3 — see every product listed under this CAS number, including other names

Indigo, European Pharmacopoeia (EP) refe (CAS 482-89-3) is a chemical reagent available from Chemat. Available pack sizes: -. Offered by: Sigma-Aldrich.

brandSigma-Aldrich
catalog numberY0001752
cas482-89-3
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Sigma-Aldrich - 695.70 Pln
Structural formula: {0} (CAS {1})

Indigo dye is a member of hydroxyindoles.

Source: ChEBI

Identity
Molecular formulaC16H10N2O2
Molecular weight262.26 g/mol
IUPAC name2-(3-hydroxy-1H-indol-2-yl)indol-3-one
InChIKeyQQILFGKZUJYXGS-UHFFFAOYSA-N
SMILESC1=CC=C2C(=C1)C(=C(N2)C3=NC4=CC=CC=C4C3=O)O

Computed by PubChem (NCBI)

Synonyms: INDIGO, Indigotin, Indigo Blue, Vat blue 1, Cystoceva, Diindogen, Indigo (synthetic), Vulcafix Blue R, Indigo Pure BASF, Indigo Ciba
Isomers (same molecular formula)
3-(2-hydroxy-1H-indol-3-yl)indol-2-one C16H10N2O2
4-[(1,3-dioxoisoindol-2-yl)methyl]benzonitrile C16H10N2O2
3-(1H-benzimidazol-2-yl)chromen-2-one C16H10N2O2
3-[(1,3-dioxoisoindol-2-yl)methyl]benzonitrile C16H10N2O2
2-[3-(1,3-dioxoisoindol-2-yl)phenyl]acetonitrile C16H10N2O2
2-(2-hydroxy-1H-indol-3-yl)indol-3-one C16H10N2O2
2-(2-hydroxy-1H-indol-3-yl)indol-3-one C16H10N2O2
2-(2-hydroxy-1H-indol-3-yl)indol-3-one C16H10N2O2
9-methylindolo[2,1-b]quinazoline-6,12-dione C16H10N2O2
8-methylindolo[2,1-b]quinazoline-6,12-dione C16H10N2O2
2-[hydroxy-(4-phenoxyphenyl)methylidene]propanedinitrile C16H10N2O2
2,3-bis(furan-2-yl)quinoxaline C16H10N2O2

Also listed as

2-(1,3-Dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one, dye content 85% Chemat CAS 482-89-3
Indigo, 97% Combi-blocks CAS 482-89-3
Indigo (Technical Grade) TRC CAS 482-89-3
Indigo, 98% AmBeed CAS 482-89-3
Indigo GLPBio CAS 482-89-3
Indigo/ 90.67% (existing batch purity) TargetMol CAS 482-89-3
Indigo (C.I. 73000), 90.00% Chemat CAS 482-89-3
Indigo (synthetic), >97.0%(N) TCI CAS 482-89-3
Indigo, synthetic Thermo Scientific (Acros) CAS 482-89-3
Indigo, 98.0% MedChemExpress CAS 482-89-3
Indigo (C.I. 73000), synth., 50 g, glass Roth CAS 482-89-3
Indigo (C.I. 73000), synth., 500 g, glass Roth CAS 482-89-3
Indigo (C.I. 73000), synth., 100 g, glass Roth CAS 482-89-3
Indigo, dye content 85% Ambeed CAS 482-89-3
[2,2'-Biindolinylidene]-3,3'-dione, dye content 85% BLDpharm CAS 482-89-3