ChemSpider 2D Image | (9beta,17alpha)-Cholest-4-en-3-one | C27H44O

(9β,17α)-Cholest-4-en-3-one

  • Molecular FormulaC27H44O
  • Average mass384.638 Da
  • Monoisotopic mass384.339203 Da
  • ChemSpider ID1393952

  • defined stereocentres - 7 of 7 defined stereocentres

More details:

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

(9β,17α)-Cholest-4-en-3-on [German] [ACD/IUPAC Name]
(9β,17α)-Cholest-4-en-3-one [ACD/IUPAC Name]
(9β,17α)-Cholest-4-én-3-one [French] [ACD/IUPAC Name]
Cholest-4-en-3-one, (9β,17α)- [ACD/Index Name]

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

ZINC02113557 [DBID]

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

Density: 1.0±0.1 g/cm3
Boiling Point: 482.7±12.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.2 mmHg at 25°C
Enthalpy of Vaporization: 74.8±3.0 kJ/mol
Flash Point: 247.7±10.4 °C
Index of Refraction: 1.519
Molar Refractivity: 118.6±0.4 cm3
#H bond acceptors: 1
#H bond donors: 0
#Freely Rotating Bonds: 5
#Rule of 5 Violations: 1
ACD/LogP: 9.36
ACD/LogD (pH 5.5): 7.67
ACD/BCF (pH 5.5): 394389.06
ACD/KOC (pH 5.5): 352481.09
ACD/LogD (pH 7.4): 7.67
ACD/BCF (pH 7.4): 394389.06
ACD/KOC (pH 7.4): 352481.09
Polar Surface Area: 17 Å2
Polarizability: 47.0±0.5 10-24cm3
Surface Tension: 37.1±5.0 dyne/cm
Molar Volume: 390.4±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) =  8.52

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  429.15  (Adapted Stein & Brown method)
    Melting Pt (deg C):  162.71  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.59E-007  (Modified Grain method)
    Subcooled liquid VP: 4.13E-006 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):  0.0002034
       log Kow used: 8.52 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.00039133 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   9.31E-004  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  3.956E-004 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  8.52  (KowWin est)
  Log Kaw used:  -1.420  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  9.940
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.2034
   Biowin2 (Non-Linear Model)     :   0.0017
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   1.9024  (months      )
   Biowin4 (Primary Survey Model) :   2.9637  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.0835
   Biowin6 (MITI Non-Linear Model):   0.0126
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.7517
 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):  0.000551 Pa (4.13E-006 mm Hg)
  Log Koa (Koawin est  ): 9.940
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.00545 
       Octanol/air (Koa) model:  0.00214 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.164 
       Mackay model           :  0.304 
       Octanol/air (Koa) model:  0.146 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 112.9865 E-12 cm3/molecule-sec
      Half-Life =     0.095 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.136 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     1.137500 E-17 cm3/molecule-sec
      Half-Life =     1.007 Days (at 7E11 mol/cm3)
      Half-Life =     24.179 Hrs
   Fraction sorbed to airborne particulates (phi): 0.234 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  2.648E+006
      Log Koc:  6.423 

 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 = 2.733 (BCF = 541.2)
       log Kow used: 8.52 (estimated)

 Volatilization from Water:
    Henry LC:  0.000931 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      3.235  hours
    Half-Life from Model Lake :      199.7  hours   (8.322 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       0.0203          2.08         1000       
   Water     1.39            1.44e+003    1000       
   Soil      30              2.88e+003    1000       
   Sediment  68.6            1.3e+004     0          
     Persistence Time: 4.69e+003 hr

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