ChemSpider 2D Image | (3aR,4R,5R,7aR,8aR,8bR,8cS)-4,8b-Dihydroxy-6,8a-dimethyl-3-methylene-2-oxo-2,3,3a,4,5,7,7a,8a,8b,8c-decahydrooxireno[2,3]azuleno[4,5-b]furan-5-yl 3-methyl-2-butenoate | C20H24O7

(3aR,4R,5R,7aR,8aR,8bR,8cS)-4,8b-Dihydroxy-6,8a-dimethyl-3-methylene-2-oxo-2,3,3a,4,5,7,7a,8a,8b,8c-decahydrooxireno[2,3]azuleno[4,5-b]furan-5-yl 3-methyl-2-butenoate

  • Molecular FormulaC20H24O7
  • Average mass376.400 Da
  • Monoisotopic mass376.152191 Da
  • ChemSpider ID143816
  • defined stereocentres - 7 of 7 defined stereocentres


More details:






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

(3aR,4R,5R,7aR,8aR,8bR,8cS)-4,8b-Dihydroxy-6,8a-dimethyl-3-methylen-2-oxo-2,3,3a,4,5,7,7a,8a,8b,8c-decahydrooxireno[2,3]azuleno[4,5-b]furan-5-yl-3-methyl-2-butenoat [German] [ACD/IUPAC Name]
(3aR,4R,5R,7aR,8aR,8bR,8cS)-4,8b-Dihydroxy-6,8a-dimethyl-3-methylene-2-oxo-2,3,3a,4,5,7,7a,8a,8b,8c-decahydrooxireno[2,3]azuleno[4,5-b]furan-5-yl 3-methyl-2-butenoate [ACD/IUPAC Name]
2-Butenoic acid, 3-methyl-, (3aR,4R,5R,7aR,8aR,8bR,8cS)-2,3,3a,4,5,7,7a,8a,8b,8c-decahydro-4,8b-dihydroxy-6,8a-dimethyl-3-methylene-2-oxooxireno[2,3]azuleno[4,5-b]furan-5-yl ester [ACD/Index Name]
3-Méthyl-2-buténoate de (3aR,4R,5R,7aR,8aR,8bR,8cS)-4,8b-dihydroxy-6,8a-diméthyl-3-méthylène-2-oxo-2,3,3a,4,5,7,7a,8a,8b,8c-décahydrooxiréno[2,3]azuléno[4,5-b]furan-5-yle [French] [ACD/IUPAC Name]
115995-14-7 [RN]
2-Butenoic acid, 3-methyl-, 2,3,3a,4,5,7,7a,8a,8b,8c-decahydro-4,8b-dihydroxy-6,8a-dimethyl-3-methylene-2-oxooxireno(2,3)azuleno(4,5-b)furan-5-yl ester, (3aR-(3aα,4α,5β,7aβ,8aβ,8bα,8cβ))-
5-Hydroxytomacephalin

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

Density: 1.4±0.1 g/cm3
Boiling Point: 585.7±50.0 °C at 760 mmHg
Vapour Pressure: 0.0±3.7 mmHg at 25°C
Enthalpy of Vaporization: 100.4±6.0 kJ/mol
Flash Point: 208.6±23.6 °C
Index of Refraction: 1.598
Molar Refractivity: 93.6±0.4 cm3
#H bond acceptors: 7
#H bond donors: 2
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 0
ACD/LogP: 1.87
ACD/LogD (pH 5.5): 2.01
ACD/BCF (pH 5.5): 19.94
ACD/KOC (pH 5.5): 296.48
ACD/LogD (pH 7.4): 2.01
ACD/BCF (pH 7.4): 19.94
ACD/KOC (pH 7.4): 296.47
Polar Surface Area: 106 Å2
Polarizability: 37.1±0.5 10-24cm3
Surface Tension: 55.9±5.0 dyne/cm
Molar Volume: 274.4±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) =  0.89

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  502.96  (Adapted Stein & Brown method)
    Melting Pt (deg C):  213.98  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  4.71E-013  (Modified Grain method)
    Subcooled liquid VP: 4.84E-011 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):  750.2
       log Kow used: 0.89 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  5474.3 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.31E-015  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  3.110E-016 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.89  (KowWin est)
  Log Kaw used:  -13.271  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  14.161
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.3602
   Biowin2 (Non-Linear Model)     :   0.5162
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.3748  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.5754  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.6798
   Biowin6 (MITI Non-Linear Model):   0.1191
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.0748
 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):  6.45E-009 Pa (4.84E-011 mm Hg)
  Log Koa (Koawin est  ): 14.161
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  465 
       Octanol/air (Koa) model:  35.6 
   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 = 186.2105 E-12 cm3/molecule-sec
      Half-Life =     0.057 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.689 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    56.590622 E-17 cm3/molecule-sec
      Half-Life =     0.020 Days (at 7E11 mol/cm3)
      Half-Life =     29.161 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    :  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 = 0.500 (BCF = 3.162)
       log Kow used: 0.89 (estimated)

 Volatilization from Water:
    Henry LC:  1.31E-015 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 8.671E+011  hours   (3.613E+010 days)
    Half-Life from Model Lake : 9.459E+012  hours   (3.941E+011 days)

 Removal In Wastewater Treatment:
    Total removal:               1.88  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.79  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       0.000438        0.359        1000       
   Water     41.9            900          1000       
   Soil      58              1.8e+003     1000       
   Sediment  0.0866          8.1e+003     0          
     Persistence Time: 1.03e+003 hr




                    

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