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CAS Number: 103-36-6

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

CHEM : 2-Propenoic acid, 3-phenyl-, ethyl ester

MOL FOR: C11 H12 O2

MOL WT : 176.22

------------------------------ 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) = 2.85

Log Kow (Exper. database match) = 2.99

Exper. Ref: HANSCH,C ET AL. (1995)

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

Boiling Pt (deg C): 257.46 (Adapted Stein & Brown method)

Melting Pt (deg C): 20.45 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 0.00874 (Mean VP of Antoine & Grain methods)

VP (Pa, 25 deg C) : 1.17 (Mean VP of Antoine & Grain methods)

MP (exp database): 7.0 deg C

BP (exp database): 271 deg C

VP (exp database): 3.27E-03 mm Hg (4.36E-001 Pa) at 25 deg C

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

Water Solubility at 25 deg C (mg/L): 160.6

log Kow used: 2.99 (expkow database)

no-melting pt equation used

Water Sol (Exper. database match) = 178 mg/L (25 deg C)

Exper. Ref: YALKOWSKY,SH & DANNENFELSER,RM (1992)

Water Sol Estimate from Fragments:

Wat Sol (v1.01 est) = 183.76 mg/L

ECOSAR Class Program (ECOSAR v1.00):

Class(es) found:

Acrylates

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

Bond Method : 5.50E-006 atm-m3/mole (5.57E-001 Pa-m3/mole)

Group Method: 1.09E-006 atm-m3/mole (1.11E-001 Pa-m3/mole)

Exper Database: 4.26E-06 atm-m3/mole (4.32E-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: 1.262E-005 atm-m3/mole (1.279E+000 Pa-m3/mole)

VP: 0.00874 mm Hg (source: MPBPVP)

WS: 161 mg/L (source: WSKOWWIN)

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

Log Kow used: 2.99 (exp database)

Log Kaw used: -3.759 (exp database)

Log Koa (KOAWIN v1.10 estimate): 6.749

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 0.9659

Biowin2 (Non-Linear Model) : 0.9983

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 2.9720 (weeks )

Biowin4 (Primary Survey Model) : 3.8273 (days )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.6349

Biowin6 (MITI Non-Linear Model): 0.7293

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): 0.5483

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): 0.436 Pa (0.00327 mm Hg)

Log Koa (Koawin est ): 6.749

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

Mackay model : 6.88E-006

Octanol/air (Koa) model: 1.38E-006

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 0.000248

Mackay model : 0.00055

Octanol/air (Koa) model: 0.00011

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

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 23.2348 E-12 cm3/molecule-sec [Cis-isomer]

OVERALL OH Rate Constant = 25.8948 E-12 cm3/molecule-sec [Trans-isomer]

Half-Life = 5.524 Hrs (12-hr day; 1.5E6 OH/cm3) [Cis-isomer]

Half-Life = 4.957 Hrs (12-hr day; 1.5E6 OH/cm3) [Trans-isomer]

Ozone Reaction:

OVERALL Ozone Rate Constant = 1.050000 E-17 cm3/molecule-sec [Cis-]

OVERALL Ozone Rate Constant = 2.100000 E-17 cm3/molecule-sec [Trans-]

Half-Life = 1.091 Days (at 7E11 mol/cm3) [Cis-isomer]

Half-Life = 13.097 Hrs (at 7E11 mol/cm3) [Trans-isomer]

Fraction sorbed to airborne particulates (phi):

0.000399 (Junge-Pankow, Mackay avg)

0.00011 (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 : 326.1 L/kg (Kow method)

Log Koc: 2.513 (Kow method)

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

Total Kb for pH > 8 at 25 deg C : 1.133E-002 L/mol-sec

Kb Half-Life at pH 8: 1.939 years

Kb Half-Life at pH 7: 19.386 years

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

Bioaccumulation Estimates (BCFBAF v3.00):

Log BCF from regression-based method = 1.640 (BCF = 43.63 L/kg wet-wt)

Log Biotransformation Half-life (HL) = -1.0626 days (HL = 0.08658 days)

Log BCF Arnot-Gobas method (upper trophic) = 1.420 (BCF = 26.31)

Log BAF Arnot-Gobas method (upper trophic) = 1.420 (BAF = 26.31)

log Kow used: 2.99 (expkow database)

Volatilization from Water:

Henry LC: 4.26E-006 atm-m3/mole (Henry experimental database)

Half-Life from Model River: 183.8 hours (7.658 days)

Half-Life from Model Lake : 2116 hours (88.18 days)

Removal In Wastewater Treatment:

Total removal: 5.83 percent

Total biodegradation: 0.12 percent

Total sludge adsorption: 5.48 percent

Total to Air: 0.23 percent

(using 10000 hr Bio P,A,S)

Level III Fugacity Model:

Mass Amount Half-Life Emissions

(percent) (hr) (kg/hr)

Air 0.741 7.77 1000

Water 25.3 360 1000

Soil 73.6 720 1000

Sediment 0.413 3.24e+003 0

Persistence Time: 458 hr

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