2,2'-Bi[3H-indole]-3,3'-dione

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Names

[ CAS No. ]:
2903-89-1

[ Name ]:
2,2'-Bi[3H-indole]-3,3'-dione

[Synonym ]:
dehydroindigo

Chemical & Physical Properties

[ Molecular Formula ]:
C16H8N2O2

[ Molecular Weight ]:
260.24700

[ Exact Mass ]:
260.05900

[ PSA ]:
58.86000

[ LogP ]:
1.79560

Safety Information

[ HS Code ]:
2933990090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Indigo
  • indigo dye
  • benzene
  • acetic acid
  • Pyridine

DownStream

  • isatin
  • Indigo
  • 3-hydroxyoxindole

Customs

[ HS Code ]: 2933990090

[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 1,1',2,2'-tetrahydro[2,2'-bi-3H-indole]-3,3'-dione
  • [2,2'-Bi-1H-indole]-3,3'-diol
  • 5,5'-Dimethyl-Δ2,2'(3H,3'H)-bi[1H-indole]-3,3'-dione
  • 4,5,5',7,7'-Pentabromo-Δ2,2'(3H,3'H)-bi[1H-indole]-3,3'-dione
  • 7,7'-Dichloro-Δ2,2'(3H,3'H)-bi[benzo[b]thiophene]-3,3'-dione
  • 6,6'-Dichloro-4-methyl-Δ2,2'(3H,3'H)-bibenzo[b]thiophene-3,3'-dione
  • 5-(2-Fluorophenyl)pyridine-2-methanol
  • 2-(naphthalen-2-yloxy)-N-(2-oxo-2-(2-phenylmorpholino)ethyl)acetamide
  • 1-(propoxymethyl)-1H-indazol-6-amine
  • 2-(4-chlorophenoxy)-N-(2-oxo-2-(2-phenylmorpholino)ethyl)acetamide
  • 3,5-Dimethoxypicolinimidamide hydrochloride
  • 2-ethoxy-N-(2-oxo-2-(2-phenylmorpholino)ethyl)benzamide
  • 5-Bromo-3-butan-2-yloxypyridin-2-amine
  • 2,6-difluoro-N-(2-oxo-2-(2-phenylmorpholino)ethyl)benzamide
  • 6-[4-(3-Chlorophenyl)-2-methyl-1H-imidazol-5-yl]imidazo[1,2-a]pyridine
  • 2-oxo-N-(4-(pyrrolidin-1-yl)phenethyl)-2H-chromene-3-carboxamide
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