ChemSpider 2D Image | (5beta,9beta,10alpha)-Kaurane-16,17-diol | C20H34O2

(5β,9β,10α)-Kaurane-16,17-diol

  • Molecular FormulaC20H34O2
  • Average mass306.483 Da
  • Monoisotopic mass306.255890 Da
  • ChemSpider ID4477268

  • defined stereocentres - 4 of 6 defined stereocentres

More details:

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

(5β,9β,10α)-Kauran-16,17-diol [German] [ACD/IUPAC Name]
(5β,9β,10α)-Kaurane-16,17-diol [ACD/IUPAC Name]
(5β,9β,10α)-Kaurane-16,17-diol [French] [ACD/IUPAC Name]
ent-Kauran-16β,17-diol

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

Density: 1.1±0.1 g/cm3
Boiling Point: 422.3±18.0 °C at 760 mmHg
Vapour Pressure: 0.0±2.3 mmHg at 25°C
Enthalpy of Vaporization: 78.1±6.0 kJ/mol
Flash Point: 186.8±15.8 °C
Index of Refraction: 1.551
Molar Refractivity: 89.5±0.4 cm3
#H bond acceptors: 2
#H bond donors: 2
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 1
ACD/LogP: 5.38
ACD/LogD (pH 5.5): 5.16
ACD/BCF (pH 5.5): 4932.69
ACD/KOC (pH 5.5): 15314.47
ACD/LogD (pH 7.4): 5.16
ACD/BCF (pH 7.4): 4932.69
ACD/KOC (pH 7.4): 15314.47
Polar Surface Area: 40 Å2
Polarizability: 35.5±0.5 10-24cm3
Surface Tension: 44.8±5.0 dyne/cm
Molar Volume: 280.7±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) =  5.16

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  389.73  (Adapted Stein & Brown method)
    Melting Pt (deg C):  151.96  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  8.14E-009  (Modified Grain method)
    Subcooled liquid VP: 1.6E-007 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):  0.4434
       log Kow used: 5.16 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  3.6711 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   8.10E-007  atm-m3/mole
   Group Method:   1.58E-011  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  7.403E-009 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  5.16  (KowWin est)
  Log Kaw used:  -4.480  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  9.640
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.0246
   Biowin2 (Non-Linear Model)     :   0.0008
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   1.8334  (months      )
   Biowin4 (Primary Survey Model) :   2.9212  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4975
   Biowin6 (MITI Non-Linear Model):   0.1833
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.5426
 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):  2.13E-005 Pa (1.6E-007 mm Hg)
  Log Koa (Koawin est  ): 9.640
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.141 
       Octanol/air (Koa) model:  0.00107 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.836 
       Mackay model           :  0.918 
       Octanol/air (Koa) model:  0.079 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  41.1518 E-12 cm3/molecule-sec
      Half-Life =     0.260 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     3.119 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.877 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1095
      Log Koc:  3.039 

 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 = 3.271 (BCF = 1867)
       log Kow used: 5.16 (estimated)

 Volatilization from Water:
    Henry LC:  8.1E-007 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:       1267  hours   (52.8 days)
    Half-Life from Model Lake : 1.397E+004  hours   (582.1 days)

 Removal In Wastewater Treatment:
    Total removal:              82.17  percent
    Total biodegradation:        0.71  percent
    Total sludge adsorption:    81.46  percent
    Total to Air:                0.01  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.0871          6.24         1000       
   Water     7.22            1.44e+003    1000       
   Soil      61.6            2.88e+003    1000       
   Sediment  31.1            1.3e+004     0          
     Persistence Time: 2.61e+003 hr

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