SMILES : O=C(OCC=CCCC)CCCC
CHEM : Pentanoic acid, 2-hexenyl ester, (E)-
CAS NUM: 056922-74-8
MOL FOR: C11 H20 O2
MOL WT : 184.28
------------------------------ EPI SUMMARY (v3.20) --------------------------
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) = 4.09
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
Boiling Pt (deg C): 235.33 (Adapted Stein & Brown method)
Melting Pt (deg C): 0.78 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.0592 (Mean VP of Antoine & Grain methods)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 16.97
log Kow used: 4.09 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 31.375 mg/L
ECOSAR Class Program (ECOSAR v0.99h):
Class(es) found:
Esters
Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
Bond Method : 1.49E-003 atm-m3/mole
Group Method: 1.07E-003 atm-m3/mole
Henrys LC [VP/WSol estimate using EPI values]: 8.459E-004 atm-m3/mole
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 4.09 (KowWin est)
Log Kaw used: -1.215 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 5.305
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 1.0509
Biowin2 (Non-Linear Model) : 0.9997
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 3.5288 (days-weeks )
Biowin4 (Primary Survey Model) : 4.3490 (hours-days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.8173
Biowin6 (MITI Non-Linear Model): 0.9109
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.2222
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): 7.51 Pa (0.0563 mm Hg)
Log Koa (Koawin est ): 5.305
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 4E-007
Octanol/air (Koa) model: 4.95E-008
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 1.44E-005
Mackay model : 3.2E-005
Octanol/air (Koa) model: 3.96E-006
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 63.4446 E-12 cm3/molecule-sec [Cis-isomer]
OVERALL OH Rate Constant = 71.0446 E-12 cm3/molecule-sec [Trans-isomer]
Half-Life = 2.023 Hrs (12-hr day; 1.5E6 OH/cm3) [Cis-isomer]
Half-Life = 1.807 Hrs (12-hr day; 1.5E6 OH/cm3) [Trans-isomer]
Ozone Reaction:
OVERALL Ozone Rate Constant = 13.000000 E-17 cm3/molecule-sec [Cis-]
OVERALL Ozone Rate Constant = 20.000000 E-17 cm3/molecule-sec [Trans-]
Half-Life = 2.116 Hrs (at 7E11 mol/cm3) [Cis-isomer]
Half-Life = 1.375 Hrs (at 7E11 mol/cm3) [Trans-isomer]
Reaction With Nitrate Radicals May Be Important!
Fraction sorbed to airborne particulates (phi): 2.32E-005 (Junge,Mackay)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (PCKOCWIN v1.66):
Koc : 466.3
Log Koc: 2.669
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
Total Kb for pH > 8 at 25 deg C : 1.798E-001 L/mol-sec
Kb Half-Life at pH 8: 44.625 days
Kb Half-Life at pH 7: 1.222 years
Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
Log BCF from regression-based method = 2.447 (BCF = 279.8)
log Kow used: 4.09 (estimated)
Volatilization from Water:
Henry LC: 0.00107 atm-m3/mole (estimated by Group SAR Method)
Half-Life from Model River: 5.081 hours
Half-Life from Model Lake : 137 hours (5.71 days)
Removal In Wastewater Treatment:
Total removal: 51.37 percent
Total biodegradation: 0.28 percent
Total sludge adsorption: 30.20 percent
Total to Air: 20.89 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.345 1.39 1000
Water 20.6 208 1000
Soil 77 416 1000
Sediment 2.03 1.87e+003 0
Persistence Time: 254 hr