ChemSpider 2D Image | (7R,8R)-5,7-Dihydroxy-2,2-dimethyl-10-(3-methyl-2-buten-1-yl)-8-phenyl-7,8-dihydro-2H,6H-pyrano[3,2-g]chromen-6-one | C25H26O5

(7R,8R)-5,7-Dihydroxy-2,2-dimethyl-10-(3-methyl-2-buten-1-yl)-8-phenyl-7,8-dihydro-2H,6H-pyrano[3,2-g]chromen-6-one

  • Molecular FormulaC25H26O5
  • Average mass406.471 Da
  • Monoisotopic mass406.178009 Da
  • ChemSpider ID8539420

  • defined stereocentres - 2 of 2 defined stereocentres

More details:

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

(7R,8R)-5,7-Dihydroxy-2,2-dimethyl-10-(3-methyl-2-buten-1-yl)-8-phenyl-7,8-dihydro-2H,6H-pyrano[3,2-g]chromen-6-on [German] [ACD/IUPAC Name]
(7R,8R)-5,7-Dihydroxy-2,2-dimethyl-10-(3-methyl-2-buten-1-yl)-8-phenyl-7,8-dihydro-2H,6H-pyrano[3,2-g]chromen-6-one [ACD/IUPAC Name]
(7R,8R)-5,7-Dihydroxy-2,2-diméthyl-10-(3-méthyl-2-butén-1-yl)-8-phényl-7,8-dihydro-2H,6H-pyrano[3,2-g]chromén-6-one [French] [ACD/IUPAC Name]
2H,6H-Benzo[1,2-b:5,4-b']dipyran-6-one, 7,8-dihydro-5,7-dihydroxy-2,2-dimethyl-10-(3-methyl-2-buten-1-yl)-8-phenyl-, (7R,8R)- [ACD/Index Name]
(2R,3R)-3,5-dihydroxy-8,8-dimethyl-10-(3-methylbut-2-en-1-yl)-2-phenyl-2H,3H,4H,8H-pyrano[3,2-g]chromen-4-one
(7R,8R)-5,7-dihydroxy-2,2-dimethyl-10-(3-methylbut-2-en-1-yl)-8-phenyl-7,8-dihydro-2H,6H-pyrano[3,2-g]chromen-6-one
mundulinol

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

Density: 1.2±0.1 g/cm3
Boiling Point: 623.2±55.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.9 mmHg at 25°C
Enthalpy of Vaporization: 97.0±3.0 kJ/mol
Flash Point: 214.3±25.0 °C
Index of Refraction: 1.611
Molar Refractivity: 114.1±0.3 cm3
#H bond acceptors: 5
#H bond donors: 2
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 1
ACD/LogP: 7.70
ACD/LogD (pH 5.5): 5.84
ACD/BCF (pH 5.5): 15972.73
ACD/KOC (pH 5.5): 35354.20
ACD/LogD (pH 7.4): 5.49
ACD/BCF (pH 7.4): 7218.30
ACD/KOC (pH 7.4): 15977.06
Polar Surface Area: 76 Å2
Polarizability: 45.2±0.5 10-24cm3
Surface Tension: 50.0±3.0 dyne/cm
Molar Volume: 328.7±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) =  6.05

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  556.74  (Adapted Stein & Brown method)
    Melting Pt (deg C):  239.10  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.61E-014  (Modified Grain method)
    Subcooled liquid VP: 3.32E-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):  0.2336
       log Kow used: 6.05 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  3.3194 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.18E-011  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  3.686E-014 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  6.05  (KowWin est)
  Log Kaw used:  -8.767  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  14.817
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.0981
   Biowin2 (Non-Linear Model)     :   0.9813
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.1136  (months      )
   Biowin4 (Primary Survey Model) :   3.3454  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3123
   Biowin6 (MITI Non-Linear Model):   0.0445
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.1676
 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):  4.43E-010 Pa (3.32E-012 mm Hg)
  Log Koa (Koawin est  ): 14.817
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  6.78E+003 
       Octanol/air (Koa) model:  161 
   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 = 398.1544 E-12 cm3/molecule-sec
      Half-Life =     0.027 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    19.342 Min
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    45.099998 E-17 cm3/molecule-sec
      Half-Life =     0.025 Days (at 7E11 mol/cm3)
      Half-Life =     36.591 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    :  1.309E+004
      Log Koc:  4.117 

 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 = 3.119 (BCF = 1316)
       log Kow used: 6.05 (estimated)

 Volatilization from Water:
    Henry LC:  4.18E-011 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 2.824E+007  hours   (1.177E+006 days)
    Half-Life from Model Lake : 3.081E+008  hours   (1.284E+007 days)

 Removal In Wastewater Treatment:
    Total removal:              92.36  percent
    Total biodegradation:        0.77  percent
    Total sludge adsorption:    91.59  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       0.00386         0.313        1000       
   Water     2.87            1.44e+003    1000       
   Soil      36.5            2.88e+003    1000       
   Sediment  60.6            1.3e+004     0          
     Persistence Time: 3.84e+003 hr

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