ChemSpider 2D Image | ailanthinone | C25H34O9

ailanthinone

  • Molecular FormulaC25H34O9
  • Average mass478.532 Da
  • Monoisotopic mass478.220276 Da
  • ChemSpider ID390378

  • defined stereocentres - 11 of 12 defined stereocentres

More details:

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

(1β,11β,12α,15β)-1,11,12-Trihydroxy-2,16-dioxo-11,20-epoxypicras-3-en-15-yl 2-methylbutanoate [ACD/IUPAC Name]
(1β,11β,12α,15β)-1,11,12-Trihydroxy-2,16-dioxo-11,20-epoxypicras-3-en-15-yl-2-methylbutanoat [German] [ACD/IUPAC Name]
(1β,11β,12α,15β)-11,20-Epoxy-1,11,12-trihydroxy-15-(2-methyl-1-oxobutoxy)picras-3-ene-2,16-dione
2-Méthylbutanoate de (1β,11β,12α,15β)-1,11,12-trihydroxy-2,16-dioxo-11,20-époxypicras-3-én-15-yle [French] [ACD/IUPAC Name]
ailanthinone
Butanoic acid, 2-methyl-, (1β,11β,12α,15β)-11,20-epoxy-1,11,12-trihydroxy-2,16-dioxopicras-3-en-15-yl ester [ACD/Index Name]
Picras-3-ene-2,16-dione, 11,20-epoxy-1,11,12-trihydroxy-15-(2-methyl-1-oxobutoxy)-, (1β,11β,12α,15β)-
53683-73-1 [RN]

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

C08746 [DBID]

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

Density: 1.4±0.1 g/cm3
Boiling Point: 672.3±55.0 °C at 760 mmHg
Vapour Pressure: 0.0±4.7 mmHg at 25°C
Enthalpy of Vaporization: 113.0±6.0 kJ/mol
Flash Point: 226.2±25.0 °C
Index of Refraction: 1.595
Molar Refractivity: 117.3±0.4 cm3
#H bond acceptors: 9
#H bond donors: 3
#Freely Rotating Bonds: 4
#Rule of 5 Violations: 0
ACD/LogP: 0.51
ACD/LogD (pH 5.5): 0.84
ACD/BCF (pH 5.5): 2.56
ACD/KOC (pH 5.5): 68.11
ACD/LogD (pH 7.4): 0.84
ACD/BCF (pH 7.4): 2.56
ACD/KOC (pH 7.4): 68.11
Polar Surface Area: 140 Å2
Polarizability: 46.5±0.5 10-24cm3
Surface Tension: 61.5±5.0 dyne/cm
Molar Volume: 345.0±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) =  1.12

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  617.79  (Adapted Stein & Brown method)
    Melting Pt (deg C):  267.62  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  4.68E-018  (Modified Grain method)
    Subcooled liquid VP: 2.16E-015 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):  108.6
       log Kow used: 1.12 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  29.997 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   6.96E-016  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.713E-020 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.12  (KowWin est)
  Log Kaw used:  -13.546  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  14.666
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.2932
   Biowin2 (Non-Linear Model)     :   0.0799
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.0745  (months      )
   Biowin4 (Primary Survey Model) :   3.3819  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.7663
   Biowin6 (MITI Non-Linear Model):   0.0709
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.7422
 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):  2.88E-013 Pa (2.16E-015 mm Hg)
  Log Koa (Koawin est  ): 14.666
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.04E+007 
       Octanol/air (Koa) model:  114 
   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 = 144.6506 E-12 cm3/molecule-sec
      Half-Life =     0.074 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.887 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): 1 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  10
      Log Koc:  1.000 

 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 = 0.162 (BCF = 1.453)
       log Kow used: 1.12 (estimated)

 Volatilization from Water:
    Henry LC:  6.96E-016 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:  1.84E+012  hours   (7.667E+010 days)
    Half-Life from Model Lake : 2.007E+013  hours   (8.365E+011 days)

 Removal In Wastewater Treatment:
    Total removal:               1.90  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.81  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       0.0654          1.2          1000       
   Water     48              1.44e+003    1000       
   Soil      51.9            2.88e+003    1000       
   Sediment  0.106           1.3e+004     0          
     Persistence Time: 820 hr

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