ChemSpider 2D Image | Indirubin | C16H10N2O2

Indirubin

  • Molecular FormulaC16H10N2O2
  • Average mass262.263 Da
  • Monoisotopic mass262.074219 Da
  • ChemSpider ID4528924

More details:

Validated by Experts, Validated by Users, Non-Validated, Removed by Users

2H-Indol-2-one, 3-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,3-dihydro- [ACD/Index Name]
3-(3-Oxo-1,3-dihydro-2H-indol-2-yliden)-1,3-dihydro-2H-indol-2-on [German] [ACD/IUPAC Name]
3-(3-Oxo-1,3-dihydro-2H-indol-2-ylidene)-1,3-dihydro-2H-indol-2-one [ACD/IUPAC Name]
3-(3-Oxo-1,3-dihydro-2H-indol-2-ylidène)-1,3-dihydro-2H-indol-2-one [French] [ACD/IUPAC Name]
3-(3-oxo-1H-indol-2-ylidene)-1H-indol-2-one
Indirubin [Wiki]
(E)-[2,3'-biindolinylidene]-2',3-dione
(Z)-[2,3'-Biindolinylidene]-2',3-dione
[δ(2,3')-biindoline]-2',3-dione
[δ2,3'-Biindoline]-2',3-dione
More...

Validated by Experts, Validated by Users, Non-Validated, Removed by Users

Bio2_000395 [DBID]
Bio2_000875 [DBID]
C.I. 73200 [DBID]
KBio2_000450 [DBID]
KBio2_003018 [DBID]
KBio2_005586 [DBID]
KBio3_000839 [DBID]
KBio3_000840 [DBID]
KBioGR_000450 [DBID]
KBioSS_000450 [DBID]
More...
  • Miscellaneous

    • Chemical Class:

      A member of the class of indolones that is 1,3-dihydro-2H-indol-2-one substituted by a 3-oxo-1,3-dihydro-2H-indol-2-ylidene group at position 3. It is the active component of Dang Gui Long Hui Wan, wh ich has been used in traditional Chinese medicine to treat inflammatory diseases and chronic myeloid leukemia. ChEBI CHEBI:183083

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, version: 14.00

Density: 1.4±0.1 g/cm3
Boiling Point: 496.6±45.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.3 mmHg at 25°C
Enthalpy of Vaporization: 76.4±3.0 kJ/mol
Flash Point: 207.0±28.9 °C
Index of Refraction: 1.709
Molar Refractivity: 72.2±0.3 cm3
#H bond acceptors: 4
#H bond donors: 2
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: 2.48
ACD/LogD (pH 5.5): 2.39
ACD/BCF (pH 5.5): 38.38
ACD/KOC (pH 5.5): 473.69
ACD/LogD (pH 7.4): 2.38
ACD/BCF (pH 7.4): 37.70
ACD/KOC (pH 7.4): 465.24
Polar Surface Area: 58 Å2
Polarizability: 28.6±0.5 10-24cm3
Surface Tension: 63.4±3.0 dyne/cm
Molar Volume: 185.0±3.0 cm3

Predicted data is generated using the US Environmental Protection Agency�s EPISuite™ 

                        
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  2.38

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  494.50  (Adapted Stein & Brown method)
    Melting Pt (deg C):  210.03  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  4.1E-010  (Modified Grain method)
    Subcooled liquid VP: 3.78E-008 mm Hg (25 deg C, Mod-Grain method)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  188
       log Kow used: 2.38 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  50.083 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Vinyl/Allyl Ketones
       Acrylamides

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   5.96E-016  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  7.526E-013 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.38  (KowWin est)
  Log Kaw used:  -13.613  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  15.993
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6059
   Biowin2 (Non-Linear Model)     :   0.4051
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.4079  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.5442  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.0843
   Biowin6 (MITI Non-Linear Model):   0.0268
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.1649
 Ready Biodegradability Prediction:   NO

Hydrocarbon Biodegradation (BioHCwin v1.01):
    Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  5.04E-006 Pa (3.78E-008 mm Hg)
  Log Koa (Koawin est  ): 15.993
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.595 
       Octanol/air (Koa) model:  2.42E+003 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.956 
       Mackay model           :  0.979 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  87.0767 E-12 cm3/molecule-sec
      Half-Life =     0.123 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.474 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     2.100000 E-17 cm3/molecule-sec
      Half-Life =     0.546 Days (at 7E11 mol/cm3)
      Half-Life =     13.097 Hrs
   Fraction sorbed to airborne particulates (phi): 0.967 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  707.5
      Log Koc:  2.850 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
    Rate constants can NOT be estimated for this structure!

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.291 (BCF = 1.956)
       log Kow used: 2.38 (estimated)

 Volatilization from Water:
    Henry LC:  5.96E-016 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.591E+012  hours   (6.629E+010 days)
    Half-Life from Model Lake : 1.736E+013  hours   (7.231E+011 days)

 Removal In Wastewater Treatment:
    Total removal:               2.80  percent
    Total biodegradation:        0.10  percent
    Total sludge adsorption:     2.70  percent
    Total to Air:                0.00  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       1.7e-007        2.41         1000       
   Water     17.3            900          1000       
   Soil      82.6            1.8e+003     1000       
   Sediment  0.115           8.1e+003     0          
     Persistence Time: 1.6e+003 hr

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