ChemSpider 2D Image | MFCD00008886 | C18H30

MFCD00008886

  • Molecular FormulaC18H30
  • Average mass246.431 Da
  • Monoisotopic mass246.234756 Da
  • ChemSpider ID62663

More details:






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

1,2,4,5-tetra(propan-2-yl)benzene
1,2,4,5-Tetraisopropylbenzene [ACD/IUPAC Name]
1,2,4,5-Tétraisopropylbenzène [French] [ACD/IUPAC Name]
1,2,4,5-Tetraisopropylbenzol [German] [ACD/IUPAC Name]
211-227-1 [EINECS]
27322-46-9 [RN]
635-11-0 [RN]
Benzene, 1,2,4,5-tetrakis(1-methylethyl)- [ACD/Index Name]
MFCD00008886
1,2,4,5-Tetrakis(1-methylethyl)benzene
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

7Z46U64B61 [DBID]
178160_ALDRICH [DBID]
NSC81275 [DBID]
UNII:7Z46U64B61 [DBID]
  • Experimental Physico-chemical Properties
  • Gas Chromatography
    • Retention Index (Kovats):

      1672 (estimated with error: 55) NIST Spectra mainlib_243443, replib_11884, replib_158144, replib_34573
      1406 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column diameter: 0.23 mm; Column length: 100 m; Column type: Capillary; Start T: 100 C; CAS no: 635110; Active phase: Squalane; Carrier gas: N2; Data type: Kovats RI; Authors: Engewald, W.; Wennrich, L., Molekulstruktur und Retentionsverhalten. VIII. Zum Retentionsverhalten hoherer Alkylbenzole bei der Gas-Verteilungs-Chromatographie, Chromatographia, 9(11), 1976, 540-547.) NIST Spectra nist ri
      1569.6 (Program type: Isothermal; Col... (show more) umn class: Standard polar; Column diameter: 0.23 mm; Column length: 100 m; Column type: Capillary; Start T: 100 C; CAS no: 635110; Active phase: Carbowax 20M; Carrier gas: N2; Data type: Kovats RI; Authors: Engewald, W.; Wennrich, L., Molekulstruktur und Retentionsverhalten. VIII. Zum Retentionsverhalten hoherer Alkylbenzole bei der Gas-Verteilungs-Chromatographie, Chromatographia, 9(11), 1976, 540-547.) NIST Spectra nist ri
    • Retention Index (Normal Alkane):

      1570 (Program type: Isothermal; Col... (show more) umn class: Standard polar; Column type: Capillary; Start T: 90 C; CAS no: 635110; Active phase: Carbowax 20M; Data type: Normal alkane RI; Authors: Sutter, J.M.; Peterson, T.A.; Jurs, P.C., Prediction of gas chromatographic retention indices of alkylbenzenes, Anal. Chim. Acta., 342, 1997, 113-122., Program type: Ramp; Column cl... (show more) ass: Standard polar; Column type: Capillary; CAS no: 635110; Active phase: Carbowax 20M; Data type: Normal alkane RI; Authors: Ivanciuc, O.; Ivanciuc, T.; Klein, D.J.; Seitz, W.A.; Balaban, A.T., Quantitative structure-retention relationships for gas chromatographic retention indices of alkylbenzenes with molecular graph descriptors, SAR & QSAR Environ. Res., 11, 2001, 419-452.) 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: 288.0±35.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.3 mmHg at 25°C
Enthalpy of Vaporization: 50.6±0.8 kJ/mol
Flash Point: 124.9±14.5 °C
Index of Refraction: 1.485
Molar Refractivity: 83.0±0.3 cm3
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 4
#Rule of 5 Violations: 1
ACD/LogP: 7.57
ACD/LogD (pH 5.5): 6.55
ACD/BCF (pH 5.5): 55768.37
ACD/KOC (pH 5.5): 86905.23
ACD/LogD (pH 7.4): 6.55
ACD/BCF (pH 7.4): 55768.37
ACD/KOC (pH 7.4): 86905.23
Polar Surface Area: 0 Å2
Polarizability: 32.9±0.5 10-24cm3
Surface Tension: 28.2±3.0 dyne/cm
Molar Volume: 289.7±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) =  7.82

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  290.23  (Adapted Stein & Brown method)
    Melting Pt (deg C):  31.53  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.00199  (Modified Grain method)
    MP  (exp database):  118.4 deg C
    BP  (exp database):  259 deg C
    VP  (exp database):  2.00E-03 mm Hg at 25 deg C
    Subcooled liquid VP: 0.0168 mm Hg (25 deg C, exp database VP )

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  0.005223
       log Kow used: 7.82 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.013339 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   7.71E-002  atm-m3/mole
   Group Method:   1.47E-001  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  1.235E-001 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  7.82  (KowWin est)
  Log Kaw used:  0.499  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  7.321
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.8489
   Biowin2 (Non-Linear Model)     :   0.8603
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.3552  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.2181  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.0403
   Biowin6 (MITI Non-Linear Model):   0.0414
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.3168
 Ready Biodegradability Prediction:   NO

 Hydrocarbon Biodegradation (BioHCwin v1.01):
     LOG BioHC Half-Life (days) :   2.1352
     BioHC Half-Life (days)     : 136.5113

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  2.24 Pa (0.0168 mm Hg)
  Log Koa (Koawin est  ): 7.321
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.34E-006 
       Octanol/air (Koa) model:  5.14E-006 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  4.84E-005 
       Mackay model           :  0.000107 
       Octanol/air (Koa) model:  0.000411 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  24.9910 E-12 cm3/molecule-sec
      Half-Life =     0.428 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     5.136 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 7.78E-005 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1.026E+005
      Log Koc:  5.011 

 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 = 3.691 (BCF = 4906)
       log Kow used: 7.82 (estimated)

 Volatilization from Water:
    Henry LC:  0.147 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River:      1.608  hours
    Half-Life from Model Lake :      149.2  hours   (6.216 days)

 Removal In Wastewater Treatment:
    Total removal:              94.24  percent
    Total biodegradation:        0.75  percent
    Total sludge adsorption:    91.90  percent
    Total to Air:                1.59  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.142           10.3         1000       
   Water     1.94            900          1000       
   Soil      28.2            1.8e+003     1000       
   Sediment  69.7            8.1e+003     0          
     Persistence Time: 3.06e+003 hr




                    

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