This page contains the EPI System Summary only.
For complete control of this information -
Download the free EPI SuiteTM v4.0 program : here
also you can go back to the Datasheet
CAS Number: 72746-34-0
SMILES : CC(=CCCC(=CCCC(=CCCC(=CC=CC=C(C)C=CC=C(C)CCC=C(C)CCC=C(C)C)C)C)C)C
CHEM :
MOL FOR: C40 H62
MOL WT : 542.94
------------------------------ EPI SUMMARY (v4.11) --------------------------
Physical Property Inputs:
Log Kow (octanol-water): ------
Boiling Point (deg C) : ------
Melting Point (deg C) : ------
Vapor Pressure (mm Hg) : ------
Water Solubility (mg/L): ------
Henry LC (atm-m3/mole) : ------
Log Octanol-Water Partition Coef (SRC):
Log Kow (KOWWIN v1.68 estimate) = 18.28
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 576.90 (Adapted Stein & Brown method)
Melting Pt (deg C): 124.63 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 1.15E-010 (Modified Grain method)
VP (Pa, 25 deg C) : 1.54E-008 (Modified Grain method)
Subcooled liquid VP: 1.13E-009 mm Hg (25 deg C, Mod-Grain method)
: 1.51E-007 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 2.665e-014
log Kow used: 18.28 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 5.4294e-007 mg/L
ECOSAR Class Program (ECOSAR v1.11):
Class(es) found:
Neutral Organics
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 2.13E+003 atm-m3/mole (2.16E+008 Pa-m3/mole)
Group Method: 9.52E-002 atm-m3/mole (9.64E+003 Pa-m3/mole)
For Henry LC Comparison Purposes:
User-Entered Henry LC: not entered
Henrys LC [via VP/WSol estimate using User-Entered or Estimated values]:
HLC: 3.083E+003 atm-m3/mole (3.124E+008 Pa-m3/mole)
VP: 1.15E-010 mm Hg (source: MPBPVP)
WS: 2.66E-014 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 18.28 (KowWin est)
Log Kaw used: 4.940 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 13.340
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.4891
Biowin2 (Non-Linear Model) : 0.0090
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 1.9993 (months )
Biowin4 (Primary Survey Model) : 3.0644 (weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : -0.3306
Biowin6 (MITI Non-Linear Model): 0.0002
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): -0.5820
Ready Biodegradability Prediction: NO
Hydrocarbon Biodegradation (BioHCwin v1.01):
LOG BioHC Half-Life (days) : 0.1053
BioHC Half-Life (days) : 1.2745
Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
Vapor pressure (liquid/subcooled): 1.51E-007 Pa (1.13E-009 mm Hg)
Log Koa (Koawin est ): 13.340
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 19.9
Octanol/air (Koa) model: 5.37
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.999
Mackay model : 0.999
Octanol/air (Koa) model: 0.998
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 733.0883 E-12 cm3/molecule-sec
Half-Life = 0.015 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 10.505 Min
Ozone Reaction:
OVERALL Ozone Rate Constant = 218.881256 E-17 cm3/molecule-sec
Half-Life = 0.005 Days (at 7E11 mol/cm3)
Half-Life = 7.539 Min
Reaction With Nitrate Radicals May Be Important!
Fraction sorbed to airborne particulates (phi):
0.999 (Junge-Pankow, Mackay avg)
0.998 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 1E+010 L/kg (MCI method)
Log Koc: 10.499 (MCI method)
Koc : 7.325E+015 L/kg (Kow method)
Log Koc: 15.865 (Kow method)
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
Rate constants can NOT be estimated for this structure!
Bioaccumulation Estimates (BCFBAF v3.01):
Log BCF from regression-based method = 0.500 (BCF = 3.162 L/kg wet-wt)
Log Biotransformation Half-life (HL) = 6.5695 days (HL = 3.711e+006 days)
Log BCF Arnot-Gobas method (upper trophic) = -0.049 (BCF = 0.893)
Log BAF Arnot-Gobas method (upper trophic) = -0.048 (BAF = 0.8952)
log Kow used: 18.28 (estimated)
Volatilization from Water:
Henry LC: 0.0952 atm-m3/mole (estimated by Group SAR Method)
Half-Life from Model River: 2.392 hours
Half-Life from Model Lake : 221.5 hours (9.228 days)
Removal In Wastewater Treatment:
Total removal: 94.04 percent
Total biodegradation: 0.78 percent
Total sludge adsorption: 93.26 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 0.00274 0.0925 1000
Water 13.9 1.44e+003 1000
Soil 86.1 2.88e+003 1000
Sediment 0.000117 1.3e+004 0
Persistence Time: 1.61e+003 hr