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CAS Number: 16436-00-3
SMILES : CCCCCCCCOC(=O)CC(=O)C
CHEM : octyl 3-oxobutanoate
MOL FOR: C12 H22 O3
MOL WT : 214.31
------------------------------ 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) = 2.74
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 280.41 (Adapted Stein & Brown method)
Melting Pt (deg C): 47.08 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.00345 (Modified Grain method)
VP (Pa, 25 deg C) : 0.46 (Modified Grain method)
Subcooled liquid VP: 0.00549 mm Hg (25 deg C, Mod-Grain method)
: 0.732 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 167.5
log Kow used: 2.74 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 187.92 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Esters
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 8.57E-007 atm-m3/mole (8.69E-002 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: 5.808E-006 atm-m3/mole (5.885E-001 Pa-m3/mole)
VP: 0.00345 mm Hg (source: MPBPVP)
WS: 168 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 2.74 (KowWin est)
Log Kaw used: -4.455 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 7.195
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.9350
Biowin2 (Non-Linear Model) : 0.9957
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 3.1416 (weeks )
Biowin4 (Primary Survey Model) : 4.0144 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.9322
Biowin6 (MITI Non-Linear Model): 0.9566
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.3471
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): 0.732 Pa (0.00549 mm Hg)
Log Koa (Koawin est ): 7.195
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 4.1E-006
Octanol/air (Koa) model: 3.85E-006
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.000148
Mackay model : 0.000328
Octanol/air (Koa) model: 0.000308
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 10.5386 E-12 cm3/molecule-sec
Half-Life = 1.015 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 12.179 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
0.000238 (Junge-Pankow, Mackay avg)
0.000308 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 80.98 L/kg (MCI method)
Log Koc: 1.908 (MCI method)
Koc : 372.1 L/kg (Kow method)
Log Koc: 2.571 (Kow method)
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
Total Kb for pH > 8 at 25 deg C : 2.037E-001 L/mol-sec
Kb Half-Life at pH 8: 39.390 days
Kb Half-Life at pH 7: 1.078 years
(Total Kb applies only to esters, carbmates, alkyl halides)
Bioaccumulation Estimates (BCFBAF v3.00):
Log BCF from regression-based method = 1.477 (BCF = 29.99 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -1.4663 days (HL = 0.03418 days)
Log BCF Arnot-Gobas method (upper trophic) = 1.047 (BCF = 11.14)
Log BAF Arnot-Gobas method (upper trophic) = 1.047 (BAF = 11.14)
log Kow used: 2.74 (estimated)
Volatilization from Water:
Henry LC: 8.57E-007 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 1002 hours (41.73 days)
Half-Life from Model Lake : 1.105E+004 hours (460.4 days)
Removal In Wastewater Treatment:
Total removal: 4.04 percent
Total biodegradation: 0.11 percent
Total sludge adsorption: 3.89 percent
Total to Air: 0.05 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 1.76 24.4 1000
Water 27.7 360 1000
Soil 70.4 720 1000
Sediment 0.142 3.24e+003 0
Persistence Time: 462 hr