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ChemSpider 2D Image | Psoralidin | C20H16O5

Psoralidin

  • Molecular FormulaC20H16O5
  • Average mass336.338 Da
  • Monoisotopic mass336.099762 Da
  • ChemSpider ID4445118

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Natural Product Updates

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

18642-23-4 [RN]
3,9-Dihydroxy-2-(3-methyl-2-buten-1-yl)-6H-[1]benzofuro[3,2-c]chromen-6-on [German] [ACD/IUPAC Name]
3,9-Dihydroxy-2-(3-methyl-2-buten-1-yl)-6H-[1]benzofuro[3,2-c]chromen-6-one [ACD/IUPAC Name]
3,9-Dihydroxy-2-(3-méthyl-2-butén-1-yl)-6H-[1]benzofuro[3,2-c]chromén-6-one [French] [ACD/IUPAC Name]
3,9-Dihydroxy-2-(3-methyl-2-butenyl)-6H-benzofuro(3,2-c)(1)benzopyran-6-one
3,9-Dihydroxy-2-(3-methyl-2-butenyl)-6H-benzofuro[3,2-c][1]benzopyran-6-one
3,9-Dihydroxy-2-(3-methylbut-2-en-1-yl)-6H-[1]benzofuro[3,2-c]chromen-6-one
6-(3-Methylbut-2-enyl)coumestrol
6H-Benzofuro(3,2-c)(1)benzopyran-6-one, 3,9-dihydroxy-2-(3-methyl-2-butenyl)-
6H-Benzofuro[3,2-c][1]benzopyran-6-one, 3,9-dihydroxy-2-(3-methyl-2-buten-1-yl)- [ACD/Index Name]
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

C10523 [DBID]

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

Density: 1.4±0.1 g/cm3
Boiling Point: 458.8±34.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.2 mmHg at 25°C
Enthalpy of Vaporization: 74.7±3.0 kJ/mol
Flash Point: 231.3±25.7 °C
Index of Refraction: 1.689
Molar Refractivity: 92.8±0.3 cm3
#H bond acceptors: 5
#H bond donors: 2
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 1
ACD/LogP: 5.03
ACD/LogD (pH 5.5): 4.65
ACD/BCF (pH 5.5): 2026.56
ACD/KOC (pH 5.5): 8099.03
ACD/LogD (pH 7.4): 4.62
ACD/BCF (pH 7.4): 1857.39
ACD/KOC (pH 7.4): 7422.98
Polar Surface Area: 80 Å2
Polarizability: 36.8±0.5 10-24cm3
Surface Tension: 62.3±3.0 dyne/cm
Molar Volume: 243.1±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) =  3.86

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  526.33  (Adapted Stein & Brown method)
    Melting Pt (deg C):  224.90  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  7.01E-013  (Modified Grain method)
    Subcooled liquid VP: 9.72E-011 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):  14.36
       log Kow used: 3.86 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  11.925 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.87E-015  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.160E-014 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  3.86  (KowWin est)
  Log Kaw used:  -13.117  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  16.977
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.1798
   Biowin2 (Non-Linear Model)     :   0.9990
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.5759  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.6794  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3713
   Biowin6 (MITI Non-Linear Model):   0.1307
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.5158
 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):  1.3E-008 Pa (9.72E-011 mm Hg)
  Log Koa (Koawin est  ): 16.977
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  231 
       Octanol/air (Koa) model:  2.33E+004 
   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 = 326.8860 E-12 cm3/molecule-sec
      Half-Life =     0.033 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    23.559 Min
   Ozone Reaction:
      OVERALL Ozone Rate Constant =   169.000000 E-17 cm3/molecule-sec
      Half-Life =     0.007 Days (at 7E11 mol/cm3)
      Half-Life =      9.765 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    :  6.926E+004
      Log Koc:  4.841 

 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 = 2.273 (BCF = 187.4)
       log Kow used: 3.86 (estimated)

 Volatilization from Water:
    Henry LC:  1.87E-015 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 5.742E+011  hours   (2.393E+010 days)
    Half-Life from Model Lake : 6.264E+012  hours   (2.61E+011 days)

 Removal In Wastewater Treatment:
    Total removal:              24.11  percent
    Total biodegradation:        0.27  percent
    Total sludge adsorption:    23.83  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       0.000179        0.135        1000       
   Water     11.3            900          1000       
   Soil      86.8            1.8e+003     1000       
   Sediment  1.92            8.1e+003     0          
     Persistence Time: 1.83e+003 hr

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