(2Z)-3-Oxo-2-(3-Oxo-5-Sulfo-1,3-Dihydro-2H-Indol-2-Ylidene)-5-Indolinesulfonic Acid

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Properties Simple | Detailed

Formula C16H10N2O8S2
IUPAC Name (2z)-3-oxo-2-(3-oxo-5-sulfo-indolin-2-ylidene)indoline-5-sulfonic acid
Molecular Mass 422.389 g·mol−1
Heat of Formation -959.7 ± 16.7 kJ·mol−1
Dipole Moment 7.88 ± 1.08 D
Volume 405.87 Å 3
Surface Area 366.47 Å 2
HOMO Energy -9.05 ± 0.55 eV
LUMO Energy -2.02 ± eV
Point Group Symmetry C2
Synonyms
  • (2z)-3-keto-2-(3-keto-5-sulfo-indolin-2-ylidene)indoline-5-sulfonic acid
  • (2z)-3-oxo-2-(3-oxo-5-sulfo-1h-indol-2-ylidene)-1h-indole-5-sulfonic acid
  • (2z)-3-oxo-2-(3-oxo-5-sulfo-2-indolinylidene)-5-indolinesulfonic acid
  • (2z)-3-oxo-2-(3-oxo-5-sulfo-indolin-2-ylidene)indoline-5-sulfonic acid
  • 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-ylidine)-2,3-dihydro-3-oxo-, disodium salt
  • 3-keto-2-(3-keto-5-sulfo-indolin-2-ylidene)indoline-5-sulfonic acid
  • 3-oxo-2-(3-oxo-5-sulfo-1h-indol-2-ylidene)-1h-indole-5-sulfonic acid
  • 3-oxo-2-(3-oxo-5-sulfo-2-indolinylidene)-5-indolinesulfonic acid
  • 3-oxo-2-(3-oxo-5-sulfo-indolin-2-ylidene)indoline-5-sulfonic acid
  • 860-22-0 (disodium salt)
  • disodium 5, 5'-indigodisulfonate
  • sodium 5, 5'-indigodisulfonate
  • sodium indigo-5, 5'-bisulfonate
  • {[.delta.(sup2,2')biindoline]-5,5'-disulfonic} acid, 3,3'-dioxo-, disodium salt
  • {[.delta.2,2'-biindoline]-5,5'-disulfonic} acid, 3, 3'-dioxo-, disodium salt
InChIKey CFZXDJWFRVEWSR-YPKPFQOOSA-N
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