ChemSpider 2D Image | 5beta-Cholestane-3alpha,6beta,7alpha,25,26-pentol | C27H48O5

5β-Cholestane-3α,6β,7α,25,26-pentol

  • Molecular FormulaC27H48O5
  • Average mass452.667 Da
  • Monoisotopic mass452.350189 Da
  • ChemSpider ID169233

  • defined stereocentres - 11 of 12 defined stereocentres

More details:

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

(3α,5β,6β,7α)-Cholestan-3,6,7,25,26-pentol [German] [ACD/IUPAC Name]
(3α,5β,6β,7α)-Cholestane-3,6,7,25,26-pentol [ACD/IUPAC Name]
(3α,5β,6β,7α)-Cholestane-3,6,7,25,26-pentol [French] [ACD/IUPAC Name]
5β-Cholestane-3α,6β,7α,25,26-pentol
Cholestane-3,6,7,25,26-pentol, (3α,5β,6β,7α)- [ACD/Index Name]
114882-48-3 [RN]
Cholestane-3,6,7,25,26-pentol [ACD/Index Name] [ACD/IUPAC Name]
Trichechol
α-Trichechol

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

LMST04030003 [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: 598.4±45.0 °C at 760 mmHg
Vapour Pressure: 0.0±3.8 mmHg at 25°C
Enthalpy of Vaporization: 102.2±6.0 kJ/mol
Flash Point: 252.0±23.3 °C
Index of Refraction: 1.554
Molar Refractivity: 126.6±0.3 cm3
#H bond acceptors: 5
#H bond donors: 5
#Freely Rotating Bonds: 6
#Rule of 5 Violations: 1
ACD/LogP: 3.64
ACD/LogD (pH 5.5): 3.24
ACD/BCF (pH 5.5): 172.25
ACD/KOC (pH 5.5): 1387.53
ACD/LogD (pH 7.4): 3.24
ACD/BCF (pH 7.4): 172.25
ACD/KOC (pH 7.4): 1387.53
Polar Surface Area: 101 Å2
Polarizability: 50.2±0.5 10-24cm3
Surface Tension: 49.9±3.0 dyne/cm
Molar Volume: 394.8±3.0 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) =  3.19

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  574.69  (Adapted Stein & Brown method)
    Melting Pt (deg C):  247.49  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.4E-016  (Modified Grain method)
    Subcooled liquid VP: 6.26E-014 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):  2.723
       log Kow used: 3.19 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1739.8 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.88E-010  atm-m3/mole
   Group Method:   1.77E-024  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  5.250E-017 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  3.19  (KowWin est)
  Log Kaw used:  -7.929  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  11.119
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6152
   Biowin2 (Non-Linear Model)     :   0.0160
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.2023  (months      )
   Biowin4 (Primary Survey Model) :   3.2521  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.5991
   Biowin6 (MITI Non-Linear Model):   0.0468
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.5402
 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):  8.35E-012 Pa (6.26E-014 mm Hg)
  Log Koa (Koawin est  ): 11.119
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  3.59E+005 
       Octanol/air (Koa) model:  0.0323 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       Octanol/air (Koa) model:  0.721 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  79.4103 E-12 cm3/molecule-sec
      Half-Life =     0.135 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.616 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   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    :  3.391E+005
      Log Koc:  5.530 

 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 = 1.754 (BCF = 56.7)
       log Kow used: 3.19 (estimated)

 Volatilization from Water:
    Henry LC:  2.88E-010 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 4.325E+006  hours   (1.802E+005 days)
    Half-Life from Model Lake : 4.719E+007  hours   (1.966E+006 days)

 Removal In Wastewater Treatment:
    Total removal:               7.67  percent
    Total biodegradation:        0.14  percent
    Total sludge adsorption:     7.53  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       0.0776          3.23         1000       
   Water     14.4            1.44e+003    1000       
   Soil      85              2.88e+003    1000       
   Sediment  0.57            1.3e+004     0          
     Persistence Time: 1.69e+003 hr

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