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CAS Number: 122-68-9

SMILES : O=C(OCCCc(cccc1)c1)C=Cc(cccc2)c2

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

MOL FOR: C18 H18 O2

MOL WT : 266.34

------------------------------ 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) = 5.05

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

Boiling Pt (deg C): 370.02 (Adapted Stein & Brown method)

Melting Pt (deg C): 105.97 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 7.09E-006 (Modified Grain method)

VP (Pa, 25 deg C) : 0.000945 (Modified Grain method)

Subcooled liquid VP: 4.4E-005 mm Hg (25 deg C, Mod-Grain method)

: 0.00586 Pa (25 deg C, Mod-Grain method)

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

Water Solubility at 25 deg C (mg/L): 0.9383

log Kow used: 5.05 (estimated)

no-melting pt equation used

Water Sol Estimate from Fragments:

Wat Sol (v1.01 est) = 0.29621 mg/L

ECOSAR Class Program (ECOSAR v1.00):

Class(es) found:


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

Bond Method : 5.89E-007 atm-m3/mole (5.97E-002 Pa-m3/mole)

Group Method: 3.22E-008 atm-m3/mole (3.27E-003 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: 2.648E-006 atm-m3/mole (2.683E-001 Pa-m3/mole)

VP: 7.09E-006 mm Hg (source: MPBPVP)

WS: 0.938 mg/L (source: WSKOWWIN)

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

Log Kow used: 5.05 (KowWin est)

Log Kaw used: -4.618 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 9.668

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 1.1058

Biowin2 (Non-Linear Model) : 0.9994

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 2.7200 (weeks-months)

Biowin4 (Primary Survey Model) : 3.6337 (days-weeks )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.4012

Biowin6 (MITI Non-Linear Model): 0.3264

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): 0.2731

Ready Biodegradability Prediction: NO

Hydrocarbon Biodegradation (BioHCwin v1.01):

Structure incompatible with current estimation method!

Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:

Vapor pressure (liquid/subcooled): 0.00587 Pa (4.4E-005 mm Hg)

Log Koa (Koawin est ): 9.668

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

Mackay model : 0.000511

Octanol/air (Koa) model: 0.00114

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 0.0181

Mackay model : 0.0393

Octanol/air (Koa) model: 0.0838

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

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 30.8182 E-12 cm3/molecule-sec [Cis-isomer]

OVERALL OH Rate Constant = 33.4782 E-12 cm3/molecule-sec [Trans-isomer]

Half-Life = 4.165 Hrs (12-hr day; 1.5E6 OH/cm3) [Cis-isomer]

Half-Life = 3.834 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):

0.0287 (Junge-Pankow, Mackay avg)

0.0838 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

Koc : 2.718E+004 L/kg (MCI method)

Log Koc: 4.434 (MCI method)

Koc : 4496 L/kg (Kow method)

Log Koc: 3.653 (Kow method)

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

Total Kb for pH > 8 at 25 deg C : 9.614E-003 L/mol-sec

Kb Half-Life at pH 8: 2.285 years

Kb Half-Life at pH 7: 22.845 years

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

Bioaccumulation Estimates (BCFBAF v3.00):

Log BCF from regression-based method = 2.997 (BCF = 993.1 L/kg wet-wt)

Log Biotransformation Half-life (HL) = -0.7399 days (HL = 0.182 days)

Log BCF Arnot-Gobas method (upper trophic) = 1.882 (BCF = 76.24)

Log BAF Arnot-Gobas method (upper trophic) = 1.882 (BAF = 76.25)

log Kow used: 5.05 (estimated)

Volatilization from Water:

Henry LC: 3.22E-008 atm-m3/mole (estimated by Group SAR Method)

Half-Life from Model River: 2.968E+004 hours (1236 days)

Half-Life from Model Lake : 3.239E+005 hours (1.349E+004 days)

Removal In Wastewater Treatment:

Total removal: 79.23 percent

Total biodegradation: 0.69 percent

Total sludge adsorption: 78.54 percent

Total to Air: 0.00 percent

(using 10000 hr Bio P,A,S)

Level III Fugacity Model:

Mass Amount Half-Life Emissions

(percent) (hr) (kg/hr)

Air 0.103 6.32 1000

Water 11 900 1000

Soil 71.9 1.8e+003 1000

Sediment 17 8.1e+003 0

Persistence Time: 1.63e+003 hr

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