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CAS Number: 20016-73-3
SMILES : CC(C)=CCCC=1CC(CCC=1)C(=C)CCC=C(C)C
CHEM :
MOL FOR: C20 H32
MOL WT : 272.48
------------------------------ 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) = 9.99
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 335.58 (Adapted Stein & Brown method)
Melting Pt (deg C): 5.06 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.000581 (Modified Grain method)
VP (Pa, 25 deg C) : 0.0775 (Modified Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 1.519e-005
log Kow used: 9.99 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 0.0007052 mg/L
ECOSAR Class Program (ECOSAR v1.11):
Class(es) found:
Neutral Organics
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : Incomplete
Group Method: Incomplete
For Henry LC Comparison Purposes:
User-Entered Henry LC: not entered
Henrys LC [via VP/WSol estimate using User-Entered or Estimated values]:
HLC: 1.371E+001 atm-m3/mole (1.389E+006 Pa-m3/mole)
VP: 0.000581 mm Hg (source: MPBPVP)
WS: 1.52E-005 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Can Not Estimate (can not calculate HenryLC)
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.6178
Biowin2 (Non-Linear Model) : 0.2972
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.5970 (weeks-months)
Biowin4 (Primary Survey Model) : 3.4546 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.2097
Biowin6 (MITI Non-Linear Model): 0.0483
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.0465
Ready Biodegradability Prediction: NO
Hydrocarbon Biodegradation (BioHCwin v1.01):
LOG BioHC Half-Life (days) : 0.6620
BioHC Half-Life (days) : 4.5924
Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
Vapor pressure (liquid/subcooled): 0.0775 Pa (0.000581 mm Hg)
Log Koa (): not available
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 3.87E-005
Octanol/air (Koa) model: not available
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.0014
Mackay model : 0.00309
Octanol/air (Koa) model: not available
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 236.7222 E-12 cm3/molecule-sec
Ozone Reaction:
OVERALL Ozone Rate Constant = 87.199997 E-17 cm3/molecule-sec
Half-Life = 0.013 Days (at 7E11 mol/cm3)
Half-Life = 18.925 Min
Reaction With Nitrate Radicals May Be Important!
Fraction sorbed to airborne particulates (phi):
0.00224 (Junge-Pankow, Mackay avg)
not available (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 1.884E+005 L/kg (MCI method)
Log Koc: 5.275 (MCI method)
Koc : 4.676E+008 L/kg (Kow method)
Log Koc: 8.670 (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 = 2.660 (BCF = 457.3 L/kg wet-wt)
Log Biotransformation Half-life (HL) = 2.6203 days (HL = 417.1 days)
Log BCF Arnot-Gobas method (upper trophic) = 1.641 (BCF = 43.73)
Log BAF Arnot-Gobas method (upper trophic) = 5.242 (BAF = 1.747e+005)
log Kow used: 9.99 (estimated)
Volatilization from Water:
Henry LC: 13.7 atm-m3/mole (calculated from VP/WS)
Half-Life from Model River: 1.684 hours
Half-Life from Model Lake : 156.8 hours (6.533 days)
Removal In Wastewater Treatment:
Total removal: 94.19 percent
Total biodegradation: 0.76 percent
Total sludge adsorption: 92.41 percent
Total to Air: 1.01 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.106 0.244 1000
Water 85.7 900 1000
Soil 12.2 1.8e+003 1000
Sediment 1.97 8.1e+003 0
Persistence Time: 219 hr