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CAS Num: 000589-62-8
SMILES : CCCCC(O)CCC
CHEM : 4-Octanol
MOL FOR: C8 H18 O1
MOL WT : 130.23
------------------------------ EPI SUMMARY (v4.00) --------------------------
Physical Property Inputs:
Water Solubility (mg/L): ------
Vapor Pressure (mm Hg) : ------
Henry LC (atm-m3/mole) : ------
Log Kow (octanol-water): ------
Boiling Point (deg C) : ------
Melting Point (deg C) : ------
Log Octanol-Water Partition Coef (SRC):
Log Kow (KOWWIN v1.67 estimate) = 2.73
Log Kow (Exper. database match) = 2.68
Exper. Ref: FUNASAKI,N ET AL. (1986)
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):
Boiling Pt (deg C): 181.87 (Adapted Stein & Brown method)
Melting Pt (deg C): -27.45 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.301 (Mean VP of Antoine & Grain methods)
VP (Pa, 25 deg C) : 40.1 (Mean VP of Antoine & Grain methods)
MP (exp database): -40.7 deg C
BP (exp database): 176.3 deg C
VP (exp database): 3.11E-01 mm Hg (4.15E+001 Pa) at 25 deg C
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 1527
log Kow used: 2.68 (expkow database)
no-melting pt equation used
Water Sol (Exper. database match) = 1210 mg/L (25 deg C)
Exper. Ref: BEILSTEIN
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 1285.3 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Neutral Organics
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 3.10E-005 atm-m3/mole (3.14E+000 Pa-m3/mole)
Group Method: 6.43E-005 atm-m3/mole (6.52E+000 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: 3.378E-005 atm-m3/mole (3.422E+000 Pa-m3/mole)
VP: 0.301 mm Hg (source: MPBPVP)
WS: 1.53E+003 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 2.68 (exp database)
Log Kaw used: -2.897 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 5.577
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.9527
Biowin2 (Non-Linear Model) : 0.9840
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 3.3697 (days-weeks )
Biowin4 (Primary Survey Model) : 4.0584 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.6831
Biowin6 (MITI Non-Linear Model): 0.8649
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.4561
Ready Biodegradability Prediction: YES
Hydrocarbon Biodegradation (BioHCwin v1.01):
Structure incompatible with current estimation method!
Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
Vapor pressure (liquid/subcooled): 41.5 Pa (0.311 mm Hg)
Log Koa (Koawin est ): 5.577
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 7.23E-008
Octanol/air (Koa) model: 9.27E-008
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 2.61E-006
Mackay model : 5.79E-006
Octanol/air (Koa) model: 7.41E-006
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 17.2839 E-12 cm3/molecule-sec
Half-Life = 0.619 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 7.426 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
4.2E-006 (Junge-Pankow, Mackay avg)
7.41E-006 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 33.7 L/kg (MCI method)
Log Koc: 1.528 (MCI method)
Koc : 99.09 L/kg (Kow method)
Log Koc: 1.996 (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 v3.00):
Log BCF from regression-based method = 1.435 (BCF = 27.24 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -0.6549 days (HL = 0.2214 days)
Log BCF Arnot-Gobas method (upper trophic) = 1.503 (BCF = 31.83)
Log BAF Arnot-Gobas method (upper trophic) = 1.503 (BAF = 31.83)
log Kow used: 2.68 (expkow database)
Volatilization from Water:
Henry LC: 3.1E-005 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 22.72 hours
Half-Life from Model Lake : 343.5 hours (14.31 days)
Removal In Wastewater Treatment:
Total removal: 5.32 percent
Total biodegradation: 0.11 percent
Total sludge adsorption: 3.58 percent
Total to Air: 1.64 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 2.66 14.9 1000
Water 32.3 208 1000
Soil 65 416 1000
Sediment 0.0951 1.87e+003 0
Persistence Time: 251 hr