ChemSpider 2D Image | Hecogenin | C27H42O4

Hecogenin

  • Molecular FormulaC27H42O4
  • Average mass430.620 Da
  • Monoisotopic mass430.308319 Da
  • ChemSpider ID82581
  • defined stereocentres - 12 of 12 defined stereocentres


More details:



Featured data source



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

(22R,25R)-3β-Hydroxy-5α-spirostan-12-one
(25R)-3b-Hydroxy-5a-spirostan-12-one
(3b,5a,25R)-3-Hydroxyspirostan-12-one
(3β,5α,25R)-3-Hydroxyspirostan-12-on [German] [ACD/IUPAC Name]
(3β,5α,25R)-3-Hydroxyspirostan-12-one [ACD/IUPAC Name]
(3β,5α,25R)-3-Hydroxyspirostan-12-one [French] [ACD/IUPAC Name]
207-392-4 [EINECS]
3XP44JJ79F
467-55-0 [RN]
5α-Spirostan-12-one, 3β-hydroxy-, (25R)-
More...

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

C08902 [DBID]
NSC 115921 [DBID]

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

Density: 1.2±0.1 g/cm3
Boiling Point: 548.9±50.0 °C at 760 mmHg
Vapour Pressure: 0.0±3.3 mmHg at 25°C
Enthalpy of Vaporization: 95.3±6.0 kJ/mol
Flash Point: 177.8±23.6 °C
Index of Refraction: 1.559
Molar Refractivity: 119.8±0.4 cm3
#H bond acceptors: 4
#H bond donors: 1
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: 4.22
ACD/LogD (pH 5.5): 4.17
ACD/BCF (pH 5.5): 874.78
ACD/KOC (pH 5.5): 4440.29
ACD/LogD (pH 7.4): 4.17
ACD/BCF (pH 7.4): 874.78
ACD/KOC (pH 7.4): 4440.29
Polar Surface Area: 56 Å2
Polarizability: 47.5±0.5 10-24cm3
Surface Tension: 46.3±5.0 dyne/cm
Molar Volume: 371.1±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) =  5.76

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  498.29  (Adapted Stein & Brown method)
    Melting Pt (deg C):  211.80  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  4.72E-013  (Modified Grain method)
    MP  (exp database):  266.5 deg C
    Subcooled liquid VP: 2.11E-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):  0.07628
       log Kow used: 5.76 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  2.2669 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   5.86E-013  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  3.506E-012 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  5.76  (KowWin est)
  Log Kaw used:  -10.621  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  16.381
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :  -0.5384
   Biowin2 (Non-Linear Model)     :   0.0000
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   1.7313  (recalcitrant)
   Biowin4 (Primary Survey Model) :   2.8539  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.2266
   Biowin6 (MITI Non-Linear Model):   0.0030
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -2.1036
 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):  2.81E-008 Pa (2.11E-010 mm Hg)
  Log Koa (Koawin est  ): 16.381
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  107 
       Octanol/air (Koa) model:  5.9E+003 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  84.4290 E-12 cm3/molecule-sec
      Half-Life =     0.127 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.520 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    :  1373
      Log Koc:  3.138 

 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 = 3.739 (BCF = 5477)
       log Kow used: 5.76 (estimated)

 Volatilization from Water:
    Henry LC:  5.86E-013 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 2.073E+009  hours   (8.639E+007 days)
    Half-Life from Model Lake : 2.262E+010  hours   (9.424E+008 days)

 Removal In Wastewater Treatment:
    Total removal:              90.80  percent
    Total biodegradation:        0.76  percent
    Total sludge adsorption:    90.04  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       0.00806         3.04         1000       
   Water     1.78            4.32e+003    1000       
   Soil      58.9            8.64e+003    1000       
   Sediment  39.3            3.89e+004    0          
     Persistence Time: 9.8e+003 hr




                    

Click to predict properties on the Chemicalize site





Feedback Form