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CAS Number: 5333-44-8
SMILES : OCC(CCCCCCCCC)CCCCCCC
CHEM : 1-Undecanol, 2-heptyl-
MOL FOR: C18 H38 O1
MOL WT : 270.50
------------------------------ EPI SUMMARY (v4.00) --------------------------
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 v1.67 estimate) = 7.64
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 347.67 (Adapted Stein & Brown method)
Melting Pt (deg C): 77.31 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 1.94E-006 (Modified Grain method)
VP (Pa, 25 deg C) : 0.000258 (Modified Grain method)
Subcooled liquid VP: 6.08E-006 mm Hg (25 deg C, Mod-Grain method)
: 0.000811 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 0.01745
log Kow used: 7.64 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 0.011384 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Neutral Organics
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 5.27E-004 atm-m3/mole (5.34E+001 Pa-m3/mole)
Group Method: 1.47E-003 atm-m3/mole (1.49E+002 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: 3.957E-005 atm-m3/mole (4.009E+000 Pa-m3/mole)
VP: 1.94E-006 mm Hg (source: MPBPVP)
WS: 0.0175 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 7.64 (KowWin est)
Log Kaw used: -1.667 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 9.307
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.9944
Biowin2 (Non-Linear Model) : 0.9815
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 3.3580 (days-weeks )
Biowin4 (Primary Survey Model) : 4.1251 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.7599
Biowin6 (MITI Non-Linear Model): 0.8911
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.3982
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): 0.000811 Pa (6.08E-006 mm Hg)
Log Koa (Koawin est ): 9.307
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 0.0037
Octanol/air (Koa) model: 0.000498
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.118
Mackay model : 0.228
Octanol/air (Koa) model: 0.0383
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 27.3597 E-12 cm3/molecule-sec
Half-Life = 0.391 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 4.691 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
0.173 (Junge-Pankow, Mackay avg)
0.0383 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 1.426E+004 L/kg (MCI method)
Log Koc: 4.154 (MCI method)
Koc : 5.49E+004 L/kg (Kow method)
Log Koc: 4.740 (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 = 3.212 (BCF = 1631 L/kg wet-wt)
Log Biotransformation Half-life (HL) = 0.7867 days (HL = 6.12 days)
Log BCF Arnot-Gobas method (upper trophic) = 2.381 (BCF = 240.5)
Log BAF Arnot-Gobas method (upper trophic) = 3.929 (BAF = 8485)
log Kow used: 7.64 (estimated)
Volatilization from Water:
Henry LC: 0.000527 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 3.505 hours
Half-Life from Model Lake : 176.1 hours (7.34 days)
Removal In Wastewater Treatment:
Total removal: 93.99 percent
Total biodegradation: 0.78 percent
Total sludge adsorption: 93.20 percent
Total to Air: 0.01 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 1.48 9.38 1000
Water 23.9 208 1000
Soil 72.6 416 1000
Sediment 2 1.87e+003 0
Persistence Time: 286 hr