ChemSpider 2D Image | (2Z,4R,9R,11R)-2,11-Dimethyl-7-methylene-6,12-dioxo-5,14-dioxatricyclo[9.2.1.0~4,8~]tetradeca-1(13),2-dien-9-yl (2Z)-2-methyl-2-butenoate | C20H22O6

(2Z,4R,9R,11R)-2,11-Dimethyl-7-methylene-6,12-dioxo-5,14-dioxatricyclo[9.2.1.04,8]tetradeca-1(13),2-dien-9-yl (2Z)-2-methyl-2-butenoate

  • Molecular FormulaC20H22O6
  • Average mass358.385 Da
  • Monoisotopic mass358.141632 Da
  • ChemSpider ID4531783
  • Double-bond stereo - Double-bond stereo

    defined stereocentres - 3 of 4 defined stereocentres


More details:






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

(2Z)-2-Méthyl-2-buténoate de (2Z,4R,9R,11R)-2,11-diméthyl-7-méthylène-6,12-dioxo-5,14-dioxatricyclo[9.2.1.04,8]tétradéca-1(13),2-dién-9-yle [French] [ACD/IUPAC Name]
(2Z,4R,9R,11R)-2,11-Dimethyl-7-methylen-6,12-dioxo-5,14-dioxatricyclo[9.2.1.04,8]tetradeca-1(13),2-dien-9-yl-(2Z)-2-methyl-2-butenoat [German] [ACD/IUPAC Name]
(2Z,4R,9R,11R)-2,11-Dimethyl-7-methylene-6,12-dioxo-5,14-dioxatricyclo[9.2.1.04,8]tetradeca-1(13),2-dien-9-yl (2Z)-2-methyl-2-butenoate [ACD/IUPAC Name]
2-Butenoic acid, 2-methyl-, (4R,6R,10Z,11aR)-2,3,3a,4,5,6,7,11a-octahydro-6,10-dimethyl-3-methylene-2,7-dioxo-6,9-epoxycyclodeca[b]furan-4-yl ester, (2Z)- [ACD/Index Name]
HELIANGOLIDE

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

NSC335753 [DBID]

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

Density: 1.2±0.1 g/cm3
Boiling Point: 567.4±50.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.6 mmHg at 25°C
Enthalpy of Vaporization: 85.2±3.0 kJ/mol
Flash Point: 249.4±30.2 °C
Index of Refraction: 1.558
Molar Refractivity: 92.6±0.4 cm3
#H bond acceptors: 6
#H bond donors: 0
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 0
ACD/LogP: 2.44
ACD/LogD (pH 5.5): 2.75
ACD/BCF (pH 5.5): 72.58
ACD/KOC (pH 5.5): 747.46
ACD/LogD (pH 7.4): 2.75
ACD/BCF (pH 7.4): 72.58
ACD/KOC (pH 7.4): 747.46
Polar Surface Area: 79 Å2
Polarizability: 36.7±0.5 10-24cm3
Surface Tension: 45.7±5.0 dyne/cm
Molar Volume: 287.1±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) =  2.84

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  477.29  (Adapted Stein & Brown method)
    Melting Pt (deg C):  193.14  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.76E-009  (Modified Grain method)
    Subcooled liquid VP: 1.02E-007 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):  20.63
       log Kow used: 2.84 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  33.891 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.88E-011  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  4.023E-011 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.84  (KowWin est)
  Log Kaw used:  -8.700  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  11.540
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.4008
   Biowin2 (Non-Linear Model)     :   0.6161
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.4443  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.6032  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.6099
   Biowin6 (MITI Non-Linear Model):   0.1500
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.4912
 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):  1.36E-005 Pa (1.02E-007 mm Hg)
  Log Koa (Koawin est  ): 11.540
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.221 
       Octanol/air (Koa) model:  0.0851 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.888 
       Mackay model           :  0.946 
       Octanol/air (Koa) model:  0.872 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 367.0417 E-12 cm3/molecule-sec
      Half-Life =     0.029 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    20.982 Min
   Ozone Reaction:
      OVERALL Ozone Rate Constant =   179.643753 E-17 cm3/molecule-sec
      Half-Life =     0.006 Days (at 7E11 mol/cm3)
      Half-Life =      9.186 Min
   Fraction sorbed to airborne particulates (phi): 0.917 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  90.79
      Log Koc:  1.958 

 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 = 1.488 (BCF = 30.77)
       log Kow used: 2.84 (estimated)

 Volatilization from Water:
    Henry LC:  4.88E-011 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 2.271E+007  hours   (9.464E+005 days)
    Half-Life from Model Lake : 2.478E+008  hours   (1.032E+007 days)

 Removal In Wastewater Treatment:
    Total removal:               4.54  percent
    Total biodegradation:        0.11  percent
    Total sludge adsorption:     4.42  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       0.0026          0.126        1000       
   Water     16.5            900          1000       
   Soil      83.2            1.8e+003     1000       
   Sediment  0.265           8.1e+003     0          
     Persistence Time: 1.32e+003 hr




                    

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