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CAS Num: 004606-15-9

SMILES : O=C(OCCC)Cc(cccc1)c1

CHEM : Benzeneacetic acid, propyl ester

MOL FOR: C11 H14 O2

MOL WT : 178.23

------------------------------ 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) = 3.06

Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):

Boiling Pt (deg C): 252.15 (Adapted Stein & Brown method)

Melting Pt (deg C): 21.44 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 0.0243 (Mean VP of Antoine & Grain methods)

VP (Pa, 25 deg C) : 3.24 (Mean VP of Antoine & Grain methods)

Water Solubility Estimate from Log Kow (WSKOW v1.41):

Water Solubility at 25 deg C (mg/L): 136

log Kow used: 3.06 (estimated)

no-melting pt equation used

Water Sol Estimate from Fragments:

Wat Sol (v1.01 est) = 84.014 mg/L

ECOSAR Class Program (ECOSAR v1.00):

Class(es) found:

Esters

Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:

Bond Method : 2.49E-005 atm-m3/mole (2.53E+000 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: 4.190E-005 atm-m3/mole (4.246E+000 Pa-m3/mole)

VP: 0.0243 mm Hg (source: MPBPVP)

WS: 136 mg/L (source: WSKOWWIN)

Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:

Log Kow used: 3.06 (KowWin est)

Log Kaw used: -2.992 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 6.052

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 1.0196

Biowin2 (Non-Linear Model) : 0.9990

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 2.8927 (weeks )

Biowin4 (Primary Survey Model) : 3.7559 (days )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.6103

Biowin6 (MITI Non-Linear Model): 0.7651

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): 0.5996

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): 3.17 Pa (0.0238 mm Hg)

Log Koa (Koawin est ): 6.052

Kp (particle/gas partition coef. (m3/ug)):

Mackay model : 9.45E-007

Octanol/air (Koa) model: 2.77E-007

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 3.41E-005

Mackay model : 7.56E-005

Octanol/air (Koa) model: 2.21E-005

Atmospheric Oxidation (25 deg C) [AopWin v1.92]:

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 6.6779 E-12 cm3/molecule-sec

Half-Life = 1.602 Days (12-hr day; 1.5E6 OH/cm3)

Half-Life = 19.220 Hrs

Ozone Reaction:

No Ozone Reaction Estimation

Fraction sorbed to airborne particulates (phi):

5.49E-005 (Junge-Pankow, Mackay avg)

2.21E-005 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

Koc : 398.5 L/kg (MCI method)

Log Koc: 2.600 (MCI method)

Koc : 356.5 L/kg (Kow method)

Log Koc: 2.552 (Kow method)

Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:

Total Kb for pH > 8 at 25 deg C : 1.719E-001 L/mol-sec

Kb Half-Life at pH 8: 46.664 days

Kb Half-Life at pH 7: 1.278 years

(Total Kb applies only to esters, carbmates, alkyl halides)

Bioaccumulation Estimates (BCFBAF v3.00):

Log BCF from regression-based method = 1.688 (BCF = 48.76 L/kg wet-wt)

Log Biotransformation Half-life (HL) = -1.3772 days (HL = 0.04195 days)

Log BCF Arnot-Gobas method (upper trophic) = 1.189 (BCF = 15.46)

Log BAF Arnot-Gobas method (upper trophic) = 1.189 (BAF = 15.46)

log Kow used: 3.06 (estimated)

Volatilization from Water:

Henry LC: 2.49E-005 atm-m3/mole (estimated by Bond SAR Method)

Half-Life from Model River: 32.75 hours (1.365 days)

Half-Life from Model Lake : 469.3 hours (19.55 days)

Removal In Wastewater Treatment:

Total removal: 7.48 percent

Total biodegradation: 0.13 percent

Total sludge adsorption: 6.06 percent

Total to Air: 1.29 percent

(using 10000 hr Bio P,A,S)

Level III Fugacity Model:

Mass Amount Half-Life Emissions

(percent) (hr) (kg/hr)

Air 2.78 38.4 1000

Water 24 360 1000

Soil 72.8 720 1000

Sediment 0.392 3.24e+003 0

Persistence Time: 458 hr

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