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
  • 3-(2-(2H-Indazol-3-yl)acetamido)-3-(o-tolyl)propanoic acid
  • N-(4-Hydroxy-3-iodophenyl)methanesulfonamide
  • 1-[4-(Prop-2-yn-1-yl)piperazin-1-yl]-2-{[6-(trifluoromethyl)pyridin-2-yl]oxy}ethan-1-one
  • 4-(Cyclopropylmethyl)-2-hydroxybenzaldehyde
  • tert-Butyl 6-bromo-4-methyl-3,4-dihydroquinoline-1(2H)-carboxylate
  • 1-(Pyrimidin-2-ylmethyl)-1H-benzo[d]imidazol-2(3H)-one
  • tert-Butyl 3-bromo-4,6-difluoro-1H-indole-1-carboxylate
  • tert-Butyl 4,6-difluoro-3-iodo-1H-indole-1-carboxylate
  • tert-Butyl (6-bromoimidazo[1,2-a]pyridin-8-yl)carbamate
  • {2-[4-(1,3-Benzoxazol-2-yl)-2-morpholinyl]ethyl}amine dihydrochloride
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