3,3'-Dioxo[Δ2,2'-biindoline]-5-sulfonic acid

CAS No.
605-18-5
Chemical Name:
3,3'-Dioxo[Δ2,2'-biindoline]-5-sulfonic acid
Synonyms
Indigo sulfonic acid;5-Indigosulfonic acid;3,3'-Dioxo[Δ2,2'-biindoline]-5-sulfonic acid;2-(1,3-Dihydro-3-oxo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-1H-indole-5-sulfonic acid;1H-Indole-5-sulfonic acid, 2-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-
CBNumber:
CB72294204
Molecular Formula:
C16H10N2O5S
Molecular Weight:
342.33
MDL Number:
MOL File:
605-18-5.mol
Last updated:2022-12-21 16:56:50

3,3'-Dioxo[Δ2,2'-biindoline]-5-sulfonic acid Properties

Density 1.647±0.06 g/cm3(Predicted)
pka -1.00±0.20(Predicted)
FDA UNII 7029528816

3,3'-Dioxo[Δ2,2'-biindoline]-5-sulfonic acid Preparation Products And Raw materials

Raw materials

Preparation Products

2-(1,3-Dihydro-3-oxo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-1H-indole-5-sulfonic acid 3,3'-Dioxo[Δ2,2'-biindoline]-5-sulfonic acid 5-Indigosulfonic acid Indigo sulfonic acid 1H-Indole-5-sulfonic acid, 2-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo- 605-18-5