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CAS Number: 4984-01-4
SMILES : C=CC(C)CCCC(C)C
CHEM : 1-OCTENE, 3,7-DIMETHYL-
MOL FOR: C10 H20
MOL WT : 140.27
------------------------------ 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) = 4.97
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 136.38 (Adapted Stein & Brown method)
Melting Pt (deg C): -68.24 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 4.3 (Mean VP of Antoine & Grain methods)
VP (Pa, 25 deg C) : 573 (Mean VP of Antoine & Grain methods)
BP (exp database): 154 deg C
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 1.384
log Kow used: 4.97 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 1.1705 mg/L
ECOSAR Class Program (ECOSAR v1.11):
Class(es) found:
Neutral Organics
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 1.11E+000 atm-m3/mole (1.13E+005 Pa-m3/mole)
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: 5.734E-001 atm-m3/mole (5.810E+004 Pa-m3/mole)
VP: 4.3 mm Hg (source: MPBPVP)
WS: 1.38 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 4.97 (KowWin est)
Log Kaw used: 1.657 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 3.313
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.6808
Biowin2 (Non-Linear Model) : 0.7344
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.8892 (weeks )
Biowin4 (Primary Survey Model) : 3.6454 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.3615
Biowin6 (MITI Non-Linear Model): 0.4278
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.1231
Ready Biodegradability Prediction: NO
Hydrocarbon Biodegradation (BioHCwin v1.01):
LOG BioHC Half-Life (days) : 0.9604
BioHC Half-Life (days) : 9.1280
Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
Vapor pressure (liquid/subcooled): 525 Pa (3.94 mm Hg)
Log Koa (Koawin est ): 3.313
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 5.71E-009
Octanol/air (Koa) model: 5.05E-010
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 2.06E-007
Mackay model : 4.57E-007
Octanol/air (Koa) model: 4.04E-008
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 35.8134 E-12 cm3/molecule-sec
Half-Life = 0.299 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 3.584 Hrs
Ozone Reaction:
OVERALL Ozone Rate Constant = 1.200000 E-17 cm3/molecule-sec
Half-Life = 0.955 Days (at 7E11 mol/cm3)
Half-Life = 22.920 Hrs
Fraction sorbed to airborne particulates (phi):
3.32E-007 (Junge-Pankow, Mackay avg)
4.04E-008 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 1074 L/kg (MCI method)
Log Koc: 3.031 (MCI method)
Koc : 2.056E+004 L/kg (Kow method)
Log Koc: 4.313 (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 = 2.946 (BCF = 882.2 L/kg wet-wt)
Log Biotransformation Half-life (HL) = 0.3524 days (HL = 2.251 days)
Log BCF Arnot-Gobas method (upper trophic) = 2.924 (BCF = 838.7)
Log BAF Arnot-Gobas method (upper trophic) = 2.934 (BAF = 858.8)
log Kow used: 4.97 (estimated)
Volatilization from Water:
Henry LC: 1.11 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 1.209 hours
Half-Life from Model Lake : 112.5 hours (4.687 days)
Removal In Wastewater Treatment (recommended maximum 95%):
Total removal: 99.84 percent
Total biodegradation: 0.15 percent
Total sludge adsorption: 47.37 percent
Total to Air: 52.32 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 8.25 5.46 1000
Water 85 360 1000
Soil 3.55 720 1000
Sediment 3.18 3.24e+003 0
Persistence Time: 72.4 hr