ChemSpider 2D Image | litosterol | C28H46O2

litosterol

  • Molecular FormulaC28H46O2
  • Average mass414.664 Da
  • Monoisotopic mass414.349792 Da
  • ChemSpider ID9387227

  • defined stereocentres - 8 of 8 defined stereocentres

More details:

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

(3β)-Ergosta-5,24(28)-dien-3,19-diol [German] [ACD/IUPAC Name]
(3β)-Ergosta-5,24(28)-diene-3,19-diol [ACD/IUPAC Name]
(3β)-Ergosta-5,24(28)-diène-3,19-diol [French] [ACD/IUPAC Name]
Ergosta-5,24(28)-diene-3,19-diol, (3β)- [ACD/Index Name]
litosterol
24-methylene-cholest-5-en-3β,19-diol
https://www.ebi.ac.uk/chembl/compoundreportcard/CHEMBL470130/

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

Density: 1.0±0.1 g/cm3
Boiling Point: 528.7±25.0 °C at 760 mmHg
Vapour Pressure: 0.0±3.2 mmHg at 25°C
Enthalpy of Vaporization: 92.4±6.0 kJ/mol
Flash Point: 219.4±17.8 °C
Index of Refraction: 1.541
Molar Refractivity: 125.7±0.4 cm3
#H bond acceptors: 2
#H bond donors: 2
#Freely Rotating Bonds: 6
#Rule of 5 Violations: 1
ACD/LogP: 7.95
ACD/LogD (pH 5.5): 7.11
ACD/BCF (pH 5.5): 148510.84
ACD/KOC (pH 5.5): 175195.00
ACD/LogD (pH 7.4): 7.11
ACD/BCF (pH 7.4): 148510.84
ACD/KOC (pH 7.4): 175195.00
Polar Surface Area: 40 Å2
Polarizability: 49.8±0.5 10-24cm3
Surface Tension: 41.5±5.0 dyne/cm
Molar Volume: 400.0±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) =  8.09

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  483.79  (Adapted Stein & Brown method)
    Melting Pt (deg C):  197.18  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.01E-012  (Modified Grain method)
    Subcooled liquid VP: 1.96E-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):  0.0003055
       log Kow used: 8.09 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.046408 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   7.14E-006  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  5.376E-009 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  8.09  (KowWin est)
  Log Kaw used:  -3.535  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  11.625
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.4997
   Biowin2 (Non-Linear Model)     :   0.0165
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.1785  (months      )
   Biowin4 (Primary Survey Model) :   3.2015  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.2231
   Biowin6 (MITI Non-Linear Model):   0.0156
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.1223
 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):  2.61E-008 Pa (1.96E-010 mm Hg)
  Log Koa (Koawin est  ): 11.625
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  115 
       Octanol/air (Koa) model:  0.104 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       Octanol/air (Koa) model:  0.892 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 182.5791 E-12 cm3/molecule-sec
      Half-Life =     0.059 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.703 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     8.593750 E-17 cm3/molecule-sec
      Half-Life =     0.133 Days (at 7E11 mol/cm3)
      Half-Life =      3.200 Hrs
   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    :  1.408E+005
      Log Koc:  5.148 

 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 = 3.315 (BCF = 2066)
       log Kow used: 8.09 (estimated)

 Volatilization from Water:
    Henry LC:  7.14E-006 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      169.1  hours   (7.044 days)
    Half-Life from Model Lake :       2015  hours   (83.96 days)

 Removal In Wastewater Treatment:
    Total removal:              94.02  percent
    Total biodegradation:        0.78  percent
    Total sludge adsorption:    93.24  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       0.00941         0.977        1000       
   Water     1.4             1.44e+003    1000       
   Soil      30.4            2.88e+003    1000       
   Sediment  68.2            1.3e+004     0          
     Persistence Time: 4.73e+003 hr

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