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CAS Num: 069925-33-3
SMILES : C=CCC=CCCC(=O)OCC
CHEM : 4,7-Octadienoic acid, ethyl ester, (Z)-
MOL FOR: C10 H16 O2
MOL WT : 168.24
------------------------------ 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) = 3.46
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):
Boiling Pt (deg C): 215.21 (Adapted Stein & Brown method)
Melting Pt (deg C): -11.61 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.167 (Mean VP of Antoine & Grain methods)
VP (Pa, 25 deg C) : 22.3 (Mean VP of Antoine & Grain methods)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 69.63
log Kow used: 3.46 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 102.06 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Esters
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 8.35E-004 atm-m3/mole (8.46E+001 Pa-m3/mole)
Group Method: 1.04E-004 atm-m3/mole (1.06E+001 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: 5.309E-004 atm-m3/mole (5.380E+001 Pa-m3/mole)
VP: 0.167 mm Hg (source: MPBPVP)
WS: 69.6 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 3.46 (KowWin est)
Log Kaw used: -1.467 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 4.927
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.8416
Biowin2 (Non-Linear Model) : 0.9910
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.9676 (weeks )
Biowin4 (Primary Survey Model) : 3.8340 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.7844
Biowin6 (MITI Non-Linear Model): 0.8803
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.6647
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): 20.7 Pa (0.155 mm Hg)
Log Koa (Koawin est ): 4.927
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 1.45E-007
Octanol/air (Koa) model: 2.07E-008
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 5.24E-006
Mackay model : 1.16E-005
Octanol/air (Koa) model: 1.66E-006
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 86.8006 E-12 cm3/molecule-sec [Cis-isomer]
OVERALL OH Rate Constant = 94.4006 E-12 cm3/molecule-sec [Trans-isomer]
Half-Life = 1.479 Hrs (12-hr day; 1.5E6 OH/cm3) [Cis-isomer]
Half-Life = 1.360 Hrs (12-hr day; 1.5E6 OH/cm3) [Trans-isomer]
Ozone Reaction:
OVERALL Ozone Rate Constant = 14.200000 E-17 cm3/molecule-sec [Cis-]
OVERALL Ozone Rate Constant = 21.200001 E-17 cm3/molecule-sec [Trans-]
Half-Life = 1.937 Hrs (at 7E11 mol/cm3) [Cis-isomer]
Half-Life = 1.297 Hrs (at 7E11 mol/cm3) [Trans-isomer]
Reaction With Nitrate Radicals May Be Important!
Fraction sorbed to airborne particulates (phi):
8.43E-006 (Junge-Pankow, Mackay avg)
1.66E-006 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 214.1 L/kg (MCI method)
Log Koc: 2.331 (MCI method)
Koc : 593.4 L/kg (Kow method)
Log Koc: 2.773 (Kow method)
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
Total Kb for pH > 8 at 25 deg C : 4.860E-002 L/mol-sec
Kb Half-Life at pH 8: 165.075 days
Kb Half-Life at pH 7: 4.520 years
(Total Kb applies only to esters, carbmates, alkyl halides)
Bioaccumulation Estimates (BCFBAF v3.00):
Log BCF from regression-based method = 1.950 (BCF = 89.03 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -0.8297 days (HL = 0.148 days)
Log BCF Arnot-Gobas method (upper trophic) = 1.715 (BCF = 51.86)
Log BAF Arnot-Gobas method (upper trophic) = 1.715 (BAF = 51.86)
log Kow used: 3.46 (estimated)
Volatilization from Water:
Henry LC: 0.000104 atm-m3/mole (estimated by Group SAR Method)
Half-Life from Model River: 8.626 hours
Half-Life from Model Lake : 202.9 hours (8.452 days)
Removal In Wastewater Treatment:
Total removal: 16.35 percent
Total biodegradation: 0.17 percent
Total sludge adsorption: 11.69 percent
Total to Air: 4.50 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.178 1.17 1000
Water 23.6 360 1000
Soil 76 720 1000
Sediment 0.237 3.24e+003 0
Persistence Time: 401 hr