ChemSpider 2D Image | Ergosta-5,22-dien-3.beta.-ol | C28H46O

Ergosta-5,22-dien-3β-ol

  • Molecular FormulaC28H46O
  • Average mass398.664 Da
  • Monoisotopic mass398.354858 Da
  • ChemSpider ID4444704
  • Double-bond stereo - Double-bond stereo

    defined stereocentres - 9 of 9 defined stereocentres


More details:






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

(3β,22E)-Ergosta-5,22-dien-3-ol [ACD/IUPAC Name]
(3β,22E)-Ergosta-5,22-dien-3-ol [German] [ACD/IUPAC Name]
(3β,22E)-Ergosta-5,22-dién-3-ol [French] [ACD/IUPAC Name]
Ergosta-5,22-dien-3-ol, (3β,22E)-
Ergosta-5,22-dien-3-ol, (3β,22E)- [ACD/Index Name]
Ergosta-5,22-dien-3β-ol
Ergosta-5,22-dien-3β-ol, (24R)-
(3b,22E)-Ergosta-5,22-dien-3-ol
207-486-5 [EINECS]
24(R)-Methylcholesta-5,22E-dien-3b-ol
More...

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

C08813 [DBID]
LMST01030098 [DBID]

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

Density: 1.0±0.1 g/cm3
Boiling Point: 488.7±14.0 °C at 760 mmHg
Vapour Pressure: 0.0±2.8 mmHg at 25°C
Enthalpy of Vaporization: 87.0±6.0 kJ/mol
Flash Point: 213.3±12.4 °C
Index of Refraction: 1.532
Molar Refractivity: 124.5±0.4 cm3
#H bond acceptors: 1
#H bond donors: 1
#Freely Rotating Bonds: 4
#Rule of 5 Violations: 1
ACD/LogP: 9.68
ACD/LogD (pH 5.5): 8.42
ACD/BCF (pH 5.5): 1000000.00
ACD/KOC (pH 5.5): 908817.19
ACD/LogD (pH 7.4): 8.42
ACD/BCF (pH 7.4): 1000000.00
ACD/KOC (pH 7.4): 908817.19
Polar Surface Area: 20 Å2
Polarizability: 49.4±0.5 10-24cm3
Surface Tension: 38.3±5.0 dyne/cm
Molar Volume: 401.5±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) =  8.94

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  440.95  (Adapted Stein & Brown method)
    Melting Pt (deg C):  169.21  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.68E-010  (Modified Grain method)
    Subcooled liquid VP: 1.14E-008 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):  0.0002336
       log Kow used: 8.94 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.0040044 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.95E-004  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  8.264E-007 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  8.94  (KowWin est)
  Log Kaw used:  -2.098  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  11.038
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.3486
   Biowin2 (Non-Linear Model)     :   0.0068
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.0539  (months      )
   Biowin4 (Primary Survey Model) :   3.0951  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.0885
   Biowin6 (MITI Non-Linear Model):   0.0024
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.6580
 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):  1.52E-006 Pa (1.14E-008 mm Hg)
  Log Koa (Koawin est  ): 11.038
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.97 
       Octanol/air (Koa) model:  0.0268 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.986 
       Mackay model           :  0.994 
       Octanol/air (Koa) model:  0.682 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 183.4745 E-12 cm3/molecule-sec [Cis-isomer]
      OVERALL OH Rate Constant = 191.0745 E-12 cm3/molecule-sec [Trans-isomer]
      Half-Life =    0.700 Hrs (12-hr day; 1.5E6 OH/cm3) [Cis-isomer]
      Half-Life =    0.672 Hrs (12-hr day; 1.5E6 OH/cm3) [Trans-isomer]
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    20.393749 E-17 cm3/molecule-sec [Cis-]
      OVERALL Ozone Rate Constant =    27.393749 E-17 cm3/molecule-sec [Trans-]
      Half-Life =     1.349 Hrs (at 7E11 mol/cm3) [Cis-isomer]
      Half-Life =     1.004 Hrs (at 7E11 mol/cm3) [Trans-isomer]
   Fraction sorbed to airborne particulates (phi): 0.99 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  2.342E+006
      Log Koc:  6.370 

 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 = 2.151 (BCF = 141.4)
       log Kow used: 8.94 (estimated)

 Volatilization from Water:
    Henry LC:  0.000195 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      8.033  hours
    Half-Life from Model Lake :      255.1  hours   (10.63 days)

 Removal In Wastewater Treatment:
    Total removal:              94.03  percent
    Total biodegradation:        0.78  percent
    Total sludge adsorption:    93.25  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       0.00674         0.687        1000       
   Water     1.39            1.44e+003    1000       
   Soil      30.1            2.88e+003    1000       
   Sediment  68.5            1.3e+004     0          
     Persistence Time: 4.72e+003 hr




                    

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