Registration Dossier

Reference substances

Reference substances

Currently viewing:

General information

Inventory

EC number:
212-728-8
EC name:
Disodium 5,5'-(2-(1,3-dihydro-3-oxo-2H-indazol-2-ylidene)-1,2-dihydro-3H-indol-3-one)disulphonate
CAS number:
860-22-0

No inventory information available

Reference substance information

IUPAC name:
disodium 3-oxo-2-(3-oxo-5-sulfonato-2,3-dihydro-1H-indol-2-ylidene)-2,3-dihydro-1H-indole-5-sulfonate
Synonyms
Names:
1H-Indole-5-sulfonic acid, 2-(1,3-dihydro-3-oxo-5-sulfo- 2H-indol-2-ylidene)-2,3-dihydro-3-oxo-, disodium salt
1H-Indole-5-sulfonic acid, 2-(1,3-dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-, disodium salt
Identifier:
CAS number
860-22-0
disodium 3,3'-dioxo-1,1',3,3'-tetrahydro-2,2'-biindole-5,5'-disulfonate

CAS information

CAS number:
860-22-0

Molecular and structural information

Molecular formula:
C16H10N2O8S2.2Na
Molecular weight:
466.353
SMILES notation:
[Na+].[Na+].[O-]S(=O)(=O)c1ccc2N\C(=C/3\Nc4ccc(cc4C3=O)S(=O)(=O)[O-])\C(=O)c2c1
InChl:
InChI=1/C16H10N2O8S2.2Na/c19-15-9-5-7(27(21,22)23)1-3-11(9)17-13(15)14-16(20)10-6-8(28(24,25)26)2-4-12(10)18-14;;/h1-6,17-18H,(H,21,22,23)(H,24,25,26);;/q;2*+1/p-2
Structural formula:
Chemical structure