ChemSpider 2D Image | Cholesterol 7-alpha-hydroperoxide | C27H46O3

Cholesterol 7-α-hydroperoxide

  • Molecular FormulaC27H46O3
  • Average mass418.652 Da
  • Monoisotopic mass418.344696 Da
  • ChemSpider ID102751

  • defined stereocentres - 9 of 9 defined stereocentres

More details:

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

(3β,7α)-7-Hydroperoxycholest-5-en-3-ol [ACD/IUPAC Name]
(3β,7α)-7-Hydroperoxycholest-5-en-3-ol [German] [ACD/IUPAC Name]
(3β,7α)-7-Hydroperoxycholest-5-én-3-ol [French] [ACD/IUPAC Name]
2846-29-9 [RN]
3-β-Hydroxycholest-5-ene-7-α-hydroperoxide
Cholest-5-en-3-ol, 7-hydroperoxy-, (3β,7α)- [ACD/Index Name]
Cholest-5-en-3-ol, 7-hydroperoxy-, (3-β,7-α)-
Cholesterol 7-α-hydroperoxide
3α-hydroxycholest-5-ene-7β-hydroperoxide
3β-Hydroxycholest-5-ene-7α-hydroperoxide
More...

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

CCRIS 2346 [DBID]

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

Density: 1.1±0.1 g/cm3
Boiling Point: 534.2±39.0 °C at 760 mmHg
Vapour Pressure: 0.0±3.2 mmHg at 25°C
Enthalpy of Vaporization: 93.2±6.0 kJ/mol
Flash Point: 276.8±27.1 °C
Index of Refraction: 1.536
Molar Refractivity: 123.2±0.4 cm3
#H bond acceptors: 3
#H bond donors: 2
#Freely Rotating Bonds: 6
#Rule of 5 Violations: 1
ACD/LogP: 8.83
ACD/LogD (pH 5.5): 8.20
ACD/BCF (pH 5.5): 1000000.00
ACD/KOC (pH 5.5): 687829.13
ACD/LogD (pH 7.4): 8.20
ACD/BCF (pH 7.4): 1000000.00
ACD/KOC (pH 7.4): 687753.56
Polar Surface Area: 50 Å2
Polarizability: 48.9±0.5 10-24cm3
Surface Tension: 42.3±5.0 dyne/cm
Molar Volume: 395.3±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) =  7.41

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  477.46  (Adapted Stein & Brown method)
    Melting Pt (deg C):  202.07  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.22E-011  (Modified Grain method)
    Subcooled liquid VP: 9.05E-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):  0.003571
       log Kow used: 7.41 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.0024776 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Peroxy Acids

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.55E-008  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.882E-009 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  7.41  (KowWin est)
  Log Kaw used:  -6.198  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  13.608
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.3391
   Biowin2 (Non-Linear Model)     :   0.0051
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.0097  (months      )
   Biowin4 (Primary Survey Model) :   3.0663  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.0309
   Biowin6 (MITI Non-Linear Model):   0.0035
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.0281
 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):  1.21E-007 Pa (9.05E-010 mm Hg)
  Log Koa (Koawin est  ): 13.608
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  24.9 
       Octanol/air (Koa) model:  9.95 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.999 
       Mackay model           :  0.999 
       Octanol/air (Koa) model:  0.999 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 134.5464 E-12 cm3/molecule-sec
      Half-Life =     0.079 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.954 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     7.393750 E-17 cm3/molecule-sec
      Half-Life =     0.155 Days (at 7E11 mol/cm3)
      Half-Life =      3.720 Hrs
   Fraction sorbed to airborne particulates (phi): 0.999 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  4.526E+006
      Log Koc:  6.656 

 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 = 4.250 (BCF = 1.777e+004)
       log Kow used: 7.41 (estimated)

 Volatilization from Water:
    Henry LC:  1.55E-008 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 7.729E+004  hours   (3220 days)
    Half-Life from Model Lake : 8.433E+005  hours   (3.514E+004 days)

 Removal In Wastewater Treatment:
    Total removal:              93.96  percent
    Total biodegradation:        0.78  percent
    Total sludge adsorption:    93.18  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       0.012           1.26         1000       
   Water     1.45            1.44e+003    1000       
   Soil      30.8            2.88e+003    1000       
   Sediment  67.8            1.3e+004     0          
     Persistence Time: 4.7e+003 hr

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