ChemSpider 2D Image | globosuxanthone A | C15H12O7

globosuxanthone A

  • Molecular FormulaC15H12O7
  • Average mass304.252 Da
  • Monoisotopic mass304.058289 Da
  • ChemSpider ID13174524
  • defined stereocentres - 2 of 2 defined stereocentres


More details:



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(1R,2R)-1,2,8-Trihydroxy-9-oxo-2,9-dihydro-1H-xanthène-1-carboxylate de méthyle [French] [ACD/IUPAC Name]
1H-Xanthene-1-carboxylic acid, 2,9-dihydro-1,2,8-trihydroxy-9-oxo-, methyl ester, (1R,2R)- [ACD/Index Name]
917091-74-8 [RN]
globosuxanthone A
Methyl (1R,2R)-1,2,8-trihydroxy-9-oxo-2,9-dihydro-1H-xanthene-1-carboxylate [ACD/IUPAC Name]
Methyl-(1R,2R)-1,2,8-trihydroxy-9-oxo-2,9-dihydro-1H-xanthen-1-carboxylat [German] [ACD/IUPAC Name]
(1R,2R)-2,9-dihydro-1,2,8-trihydroxy-9-oxo-1H-xanthene-1-carboxylic acid, methyl ester
1R*,2R*,8-trihydroxanthenone-1-carboxylic acid methyl ester
rel-methyl (1R,2R)-1,2,8-trihydroxy-9-oxo-2,9-dihydro-1H-xanthene-1-carboxylate
  • Miscellaneous
    • Chemical Class:

      A member of the class of xanthones that is methyl 9-oxo-2,9-dihydro-1<element>H</element>-xanthene-1-carboxylate substituted by hydroxy groups at positions 1, 2 and 8 (the 1<stereo>R</stereo>,2<stere o>R</stereo> stereoisomer). Isolated from <ital>Chaetomium globosum</ital>, it exhibits cytotoxicity towards human tumour cell lines. ChEBI CHEBI:68712
      A member of the class of xanthones that is methyl 9-oxo-2,9-dihydro-1H-xanthene-1-carboxylate substituted by hydroxy groups at positions 1, 2 and 8 (the 1R,2R stereoisomer). Isolated from Chaetomium globosum, it exhibits cytotoxicity towards human tumour cell lines. ChEBI https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:68712, CHEBI:68712

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

Density: 1.6±0.1 g/cm3
Boiling Point: 506.8±50.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.4 mmHg at 25°C
Enthalpy of Vaporization: 81.8±3.0 kJ/mol
Flash Point: 192.9±23.6 °C
Index of Refraction: 1.704
Molar Refractivity: 72.0±0.4 cm3
#H bond acceptors: 7
#H bond donors: 3
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: 2.20
ACD/LogD (pH 5.5): 1.73
ACD/BCF (pH 5.5): 12.02
ACD/KOC (pH 5.5): 205.09
ACD/LogD (pH 7.4): 1.28
ACD/BCF (pH 7.4): 4.35
ACD/KOC (pH 7.4): 74.12
Polar Surface Area: 113 Å2
Polarizability: 28.5±0.5 10-24cm3
Surface Tension: 86.7±5.0 dyne/cm
Molar Volume: 185.4±5.0 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) =  1.82

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  474.40  (Adapted Stein & Brown method)
    Melting Pt (deg C):  200.64  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  5.42E-012  (Modified Grain method)
    Subcooled liquid VP: 3.87E-010 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):  1223
       log Kow used: 1.82 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  8.9088e+005 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Esters
       Phenols
       Vinyl/Allyl Ketones
       Vinyl/Allyl Ethers
       Vinyl/Allyl Alcohols

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.96E-012  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.774E-015 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.82  (KowWin est)
  Log Kaw used:  -10.096  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  11.916
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.0062
   Biowin2 (Non-Linear Model)     :   0.9924
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.5906  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.7083  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.8065
   Biowin6 (MITI Non-Linear Model):   0.6326
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.1999
 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):  5.16E-008 Pa (3.87E-010 mm Hg)
  Log Koa (Koawin est  ): 11.916
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  58.1 
       Octanol/air (Koa) model:  0.202 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       Octanol/air (Koa) model:  0.942 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 317.4396 E-12 cm3/molecule-sec
      Half-Life =     0.034 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    24.260 Min
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    26.324999 E-17 cm3/molecule-sec
      Half-Life =     0.044 Days (at 7E11 mol/cm3)
      Half-Life =      1.045 Hrs
   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    :  10
      Log Koc:  1.000 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  6.186E-003  L/mol-sec
  Kb Half-Life at pH 8:       3.551  years  
  Kb Half-Life at pH 7:      35.505  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = -0.136 (BCF = 0.7308)
       log Kow used: 1.82 (estimated)

 Volatilization from Water:
    Henry LC:  1.96E-012 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 5.211E+008  hours   (2.171E+007 days)
    Half-Life from Model Lake : 5.684E+009  hours   (2.368E+008 days)

 Removal In Wastewater Treatment:
    Total removal:               2.11  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     2.02  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       0.0187          0.456        1000       
   Water     31.5            900          1000       
   Soil      68.4            1.8e+003     1000       
   Sediment  0.101           8.1e+003     0          
     Persistence Time: 903 hr




                    

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