ChemSpider 2D Image | (5alpha,6beta,8xi,9xi,14xi,22R)-5,6,21,27-Tetrahydroxy-22,26-epoxyergosta-2,24-diene-1,26-dione | C28H40O7

(5α,6β,8ξ,9ξ,14ξ,22R)-5,6,21,27-Tetrahydroxy-22,26-epoxyergosta-2,24-diene-1,26-dione

  • Molecular FormulaC28H40O7
  • Average mass488.613 Da
  • Monoisotopic mass488.277405 Da
  • ChemSpider ID343877
  • defined stereocentres - 7 of 10 defined stereocentres


More details:






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

(5α,6β,8ξ,9ξ,14ξ,22R)-5,6,21,27-Tetrahydroxy-22,26-epoxyergosta-2,24-dien-1,26-dion [German] [ACD/IUPAC Name]
(5α,6β,8ξ,9ξ,14ξ,22R)-5,6,21,27-Tetrahydroxy-22,26-epoxyergosta-2,24-diene-1,26-dione [ACD/IUPAC Name]
(5α,6β,8ξ,9ξ,14ξ,22R)-5,6,21,27-Tétrahydroxy-22,26-époxyergosta-2,24-diène-1,26-dione [French] [ACD/IUPAC Name]
Ergosta-2,24-diene-1,26-dione, 22,26-epoxy-5,6,21,27-tetrahydroxy-, (5α,6β,8ξ,9ξ,14ξ,22R)- [ACD/Index Name]
160954-07-4 [RN]
Ergosta-2,24-dien-26-oic acid, 5,6,21,22, 27-pentahydroxy-1-oxo-, δ-lactone, (5α,6β,22R)-
Ergosta-2,24-dien-26-oic acid, 5,6,21,22,27-pentahydroxy-1-oxo-, δ-lactone, (5α,6β,22R)-
Withafastuosin E

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

NCI60_029453 [DBID]
NSC682346 [DBID]

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

Density: 1.3±0.1 g/cm3
Boiling Point: 698.0±55.0 °C at 760 mmHg
Vapour Pressure: 0.0±5.0 mmHg at 25°C
Enthalpy of Vaporization: 116.8±6.0 kJ/mol
Flash Point: 230.0±25.0 °C
Index of Refraction: 1.592
Molar Refractivity: 128.7±0.3 cm3
#H bond acceptors: 7
#H bond donors: 4
#Freely Rotating Bonds: 4
#Rule of 5 Violations: 0
ACD/LogP: 1.95
ACD/LogD (pH 5.5): 1.66
ACD/BCF (pH 5.5): 10.71
ACD/KOC (pH 5.5): 190.00
ACD/LogD (pH 7.4): 1.66
ACD/BCF (pH 7.4): 10.71
ACD/KOC (pH 7.4): 190.00
Polar Surface Area: 124 Å2
Polarizability: 51.0±0.5 10-24cm3
Surface Tension: 57.2±3.0 dyne/cm
Molar Volume: 380.2±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) =  0.60

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  670.40  (Adapted Stein & Brown method)
    Melting Pt (deg C):  292.20  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.57E-020  (Modified Grain method)
    Subcooled liquid VP: 3.34E-017 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):  260.8
       log Kow used: 0.60 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  2251.5 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   7.28E-016  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  8.801E-023 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.60  (KowWin est)
  Log Kaw used:  -13.526  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  14.126
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6203
   Biowin2 (Non-Linear Model)     :   0.1072
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.0806  (months      )
   Biowin4 (Primary Survey Model) :   3.2775  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.6807
   Biowin6 (MITI Non-Linear Model):   0.0880
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.0914
 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):  4.45E-015 Pa (3.34E-017 mm Hg)
  Log Koa (Koawin est  ): 14.126
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  6.74E+008 
       Octanol/air (Koa) model:  32.8 
   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 = 168.4096 E-12 cm3/molecule-sec
      Half-Life =     0.064 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.762 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    49.196873 E-17 cm3/molecule-sec
      Half-Life =     0.023 Days (at 7E11 mol/cm3)
      Half-Life =     33.544 Min
   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    :  6512
      Log Koc:  3.814 

 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 = 0.500 (BCF = 3.162)
       log Kow used: 0.60 (estimated)

 Volatilization from Water:
    Henry LC:  7.28E-016 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.778E+012  hours   (7.407E+010 days)
    Half-Life from Model Lake : 1.939E+013  hours   (8.081E+011 days)

 Removal In Wastewater Treatment:
    Total removal:               1.86  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.77  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       0.0258          0.409        1000       
   Water     53.4            1.44e+003    1000       
   Soil      46.5            2.88e+003    1000       
   Sediment  0.108           1.3e+004     0          
     Persistence Time: 745 hr




                    

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