ChemSpider 2D Image | macluraxanthone B | C23H24O6

macluraxanthone B

  • Molecular FormulaC23H24O6
  • Average mass396.433 Da
  • Monoisotopic mass396.157288 Da
  • ChemSpider ID4510200

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1,3,6,7-Tetrahydroxy-2-(2-methyl-3-buten-2-yl)-4-(3-methyl-2-buten-1-yl)-9H-xanthen-9-on [German] [ACD/IUPAC Name]
1,3,6,7-Tetrahydroxy-2-(2-methyl-3-buten-2-yl)-4-(3-methyl-2-buten-1-yl)-9H-xanthen-9-one [ACD/IUPAC Name]
1,3,6,7-Tétrahydroxy-2-(2-méthyl-3-butén-2-yl)-4-(3-méthyl-2-butén-1-yl)-9H-xanthén-9-one [French] [ACD/IUPAC Name]
1,3,6,7-tetrahydroxy-2-(2-methylbut-3-en-2-yl)-4-(3-methylbut-2-en-1-yl)-9H-xanthen-9-one
2-(1,1-Dimethyl-allyl)-1,3,6,7-tetrahydroxy-4-(3-methyl-but-2-enyl)-xanthen-9-one
9H-Xanthen-9-one, 2-(1,1-dimethyl-2-propen-1-yl)-1,3,6,7-tetrahydroxy-4-(3-methyl-2-buten-1-yl)- [ACD/Index Name]
macluraxanthone B
1,3,6,7-tetrahydroxy-4-(3-methylbut-2-enyl)-2-(2-methylbut-3-en-2-yl)-9H-xanthen-9-one
CHEMBL370126
Chloroxanthone A
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

AIDS098104 [DBID]
AIDS-098104 [DBID]
NSC692942 [DBID]
  • Miscellaneous
    • Chemical Class:

      A member of the class of xanthones that is 9<element>H</element>-xanthen-9-one substituted by hydroxy groups at positions 1, 3, 6 and 7, a dimethylallyl group at position 2 and a prenyl group at posi tion 4. Isolated from <ital>Maclura tinctoria</ital> and <ital>Cudrania tricuspidata</ital>, it exhibits anti-HIV and antineoplastic activity. ChEBI CHEBI:66649
      A member of the class of xanthones that is 9H-xanthen-9-one substituted by hydroxy groups at positions 1, 3, 6 and 7, a dimethylallyl group at position 2 and a prenyl group at posi; tion 4. Isolated from Maclura tinctoria and Cudrania tricuspidata, it exhibits anti-HIV and antineoplastic activity. ChEBI https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:66649

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module

Density: 1.3±0.1 g/cm3
Boiling Point: 623.6±55.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.9 mmHg at 25°C
Enthalpy of Vaporization: 95.7±3.0 kJ/mol
Flash Point: 216.9±25.0 °C
Index of Refraction: 1.644
Molar Refractivity: 109.2±0.3 cm3
#H bond acceptors: 6
#H bond donors: 4
#Freely Rotating Bonds: 4
#Rule of 5 Violations: 0
ACD/LogP: 4.76
ACD/LogD (pH 5.5): 4.97
ACD/BCF (pH 5.5): 3464.86
ACD/KOC (pH 5.5): 11605.96
ACD/LogD (pH 7.4): 3.82
ACD/BCF (pH 7.4): 243.13
ACD/KOC (pH 7.4): 814.40
Polar Surface Area: 107 Å2
Polarizability: 43.3±0.5 10-24cm3
Surface Tension: 59.6±3.0 dyne/cm
Molar Volume: 301.4±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) =  7.32

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  577.30  (Adapted Stein & Brown method)
    Melting Pt (deg C):  248.71  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.08E-014  (Modified Grain method)
    Subcooled liquid VP: 2.92E-012 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):  0.000537
       log Kow used: 7.32 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.0070914 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Phenols

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.59E-019  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.049E-011 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  7.32  (KowWin est)
  Log Kaw used:  -16.975  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  24.295
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.0315
   Biowin2 (Non-Linear Model)     :   0.8406
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.1810  (months      )
   Biowin4 (Primary Survey Model) :   3.2675  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.1574
   Biowin6 (MITI Non-Linear Model):   0.0163
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.3142
 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):  3.89E-010 Pa (2.92E-012 mm Hg)
  Log Koa (Koawin est  ): 24.295
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  7.71E+003 
       Octanol/air (Koa) model:  4.84E+011 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 315.3006 E-12 cm3/molecule-sec
      Half-Life =     0.034 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    24.425 Min
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    43.174999 E-17 cm3/molecule-sec
      Half-Life =     0.027 Days (at 7E11 mol/cm3)
      Half-Life =     38.222 Min
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 1 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  3.537E+006
      Log Koc:  6.549 

 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 = 3.087 (BCF = 1221)
       log Kow used: 7.32 (estimated)

 Volatilization from Water:
    Henry LC:  2.59E-019 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 4.501E+015  hours   (1.875E+014 days)
    Half-Life from Model Lake :  4.91E+016  hours   (2.046E+015 days)

 Removal In Wastewater Treatment:
    Total removal:              93.94  percent
    Total biodegradation:        0.78  percent
    Total sludge adsorption:    93.17  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       2.92e-007       0.357        1000       
   Water     1.22            1.44e+003    1000       
   Soil      42.6            2.88e+003    1000       
   Sediment  56.2            1.3e+004     0          
     Persistence Time: 6.18e+003 hr




                    

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