ChemSpider 2D Image | Dimethyl octadecanedioate | C20H38O4

Dimethyl octadecanedioate

  • Molecular FormulaC20H38O4
  • Average mass342.513 Da
  • Monoisotopic mass342.277008 Da
  • ChemSpider ID492697

More details:

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

1472-93-1 [RN]
1801273 [Beilstein]
1OV16VO1 [WLN]
Dimethyl octadecanedioate [ACD/IUPAC Name]
Dimethyl-octadecandioat [German] [ACD/IUPAC Name]
Octadécanedioate de diméthyle [French] [ACD/IUPAC Name]
Octadecanedioic acid, dimethyl ester [ACD/Index Name]
[1472-93-1] [RN]
MFCD00673461 [MDL number]
Octadecadioic acid, dimethyl ester
More...

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

  • Experimental Physico-chemical Properties
  • Predicted Physico-chemical Properties
  • Gas Chromatography

    • Retention Index (Kovats):

      2344 (estimated with error: 47) NIST Spectra mainlib_36439, replib_15715, replib_241331

    • Retention Index (Normal Alkane):

      2423 (Program type: Complex; Column... (show more) class: Standard non-polar; Column diameter: 0.2 mm; Column length: 50 m; Column type: Capillary; Description: 70 0C (0.5 min) ^ 20 0C/min -> 150 0C ^ 2 0C/min -> 270 0C; CAS no: 1472931; Active phase: SP-2100; Carrier gas: H2; Data type: Normal alkane RI; Authors: Gillan, F.T., Analysis of Complex Fatty Acid Methyl Ester Mixtures on Non-polar Capillary GC Columns, J. Chromatogr. Sci., 21, 1983, 293-297.) NIST Spectra nist ri

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

Density: 0.9±0.1 g/cm3
Boiling Point: 375.2±10.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.8 mmHg at 25°C
Enthalpy of Vaporization: 62.3±3.0 kJ/mol
Flash Point: 168.2±17.4 °C
Index of Refraction: 1.450
Molar Refractivity: 98.3±0.3 cm3
#H bond acceptors: 4
#H bond donors: 0
#Freely Rotating Bonds: 19
#Rule of 5 Violations: 1
ACD/LogP: 7.04
ACD/LogD (pH 5.5): 6.57
ACD/BCF (pH 5.5): 58169.86
ACD/KOC (pH 5.5): 89567.88
ACD/LogD (pH 7.4): 6.57
ACD/BCF (pH 7.4): 58169.86
ACD/KOC (pH 7.4): 89567.88
Polar Surface Area: 53 Å2
Polarizability: 39.0±0.5 10-24cm3
Surface Tension: 33.1±3.0 dyne/cm
Molar Volume: 365.6±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) =  7.28

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  370.00  (Adapted Stein & Brown method)
    Melting Pt (deg C):  14.28  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  4.4E-005  (Modified Grain method)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  0.004167
       log Kow used: 7.28 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.0050183 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.93E-005  atm-m3/mole
   Group Method:   8.10E-006  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  4.759E-003 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  7.28  (KowWin est)
  Log Kaw used:  -2.922  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  10.202
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9328
   Biowin2 (Non-Linear Model)     :   0.9982
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7227  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.8115  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   1.1721
   Biowin6 (MITI Non-Linear Model):   0.9883
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  1.4365
 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):  0.00587 Pa (4.4E-005 mm Hg)
  Log Koa (Koawin est  ): 10.202
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.000511 
       Octanol/air (Koa) model:  0.00391 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.0181 
       Mackay model           :  0.0393 
       Octanol/air (Koa) model:  0.238 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  20.9301 E-12 cm3/molecule-sec
      Half-Life =     0.511 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     6.132 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.0287 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1.689E+004
      Log Koc:  4.228 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  6.032E-002  L/mol-sec
  Kb Half-Life at pH 8:     133.000  days   
  Kb Half-Life at pH 7:       3.641  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 2.926 (BCF = 843.6)
       log Kow used: 7.28 (estimated)

 Volatilization from Water:
    Henry LC:  8.1E-006 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River:      135.7  hours   (5.653 days)
    Half-Life from Model Lake :       1635  hours   (68.13 days)

 Removal In Wastewater Treatment:
    Total removal:              93.94  percent
    Total biodegradation:        0.78  percent
    Total sludge adsorption:    93.16  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       0.16            12.3         1000       
   Water     2.03            900          1000       
   Soil      28.5            1.8e+003     1000       
   Sediment  69.3            8.1e+003     0          
     Persistence Time: 3.08e+003 hr

Click to predict properties on the Chemicalize site


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