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CAS Number: 58625-95-9

SMILES : CCCCCCOC(=O)C(C)C=CC

CHEM : hexyl (E)-2-methylpent-3-enoate

MOL FOR: C12 H22 O2

MOL WT : 198.31

------------------------------ 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) = 4.50

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

Boiling Pt (deg C): 242.50 (Adapted Stein & Brown method)

Melting Pt (deg C): 1.01 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 0.0406 (Mean VP of Antoine & Grain methods)

VP (Pa, 25 deg C) : 5.41 (Mean VP of Antoine & Grain methods)

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

Water Solubility at 25 deg C (mg/L): 6.351

log Kow used: 4.50 (estimated)

no-melting pt equation used

Water Sol Estimate from Fragments:

Wat Sol (v1.01 est) = 16.431 mg/L

ECOSAR Class Program (ECOSAR v1.00):

Class(es) found:

Esters

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

Bond Method : 1.98E-003 atm-m3/mole (2.00E+002 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: 1.668E-003 atm-m3/mole (1.690E+002 Pa-m3/mole)

VP: 0.0406 mm Hg (source: MPBPVP)

WS: 6.35 mg/L (source: WSKOWWIN)

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

Log Kow used: 4.50 (KowWin est)

Log Kaw used: -1.092 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 5.592

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 0.9357

Biowin2 (Non-Linear Model) : 0.9978

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 3.1995 (weeks )

Biowin4 (Primary Survey Model) : 4.0597 (days )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.6759

Biowin6 (MITI Non-Linear Model): 0.8038

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): 0.2685

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): 5.21 Pa (0.0391 mm Hg)

Log Koa (Koawin est ): 5.592

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

Mackay model : 5.75E-007

Octanol/air (Koa) model: 9.59E-008

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 2.08E-005

Mackay model : 4.6E-005

Octanol/air (Koa) model: 7.68E-006

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

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 64.6980 E-12 cm3/molecule-sec [Cis-isomer]

OVERALL OH Rate Constant = 72.2980 E-12 cm3/molecule-sec [Trans-isomer]

Half-Life = 1.984 Hrs (12-hr day; 1.5E6 OH/cm3) [Cis-isomer]

Half-Life = 1.775 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):

3.34E-005 (Junge-Pankow, Mackay avg)

7.68E-006 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

Koc : 638.7 L/kg (MCI method)

Log Koc: 2.805 (MCI method)

Koc : 2231 L/kg (Kow method)

Log Koc: 3.349 (Kow method)

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

Total Kb for pH > 8 at 25 deg C : 1.001E-002 L/mol-sec

Kb Half-Life at pH 8: 2.194 years

Kb Half-Life at pH 7: 21.938 years

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

Bioaccumulation Estimates (BCFBAF v3.00):

Log BCF from regression-based method = 2.639 (BCF = 435.6 L/kg wet-wt)

Log Biotransformation Half-life (HL) = -0.5249 days (HL = 0.2986 days)

Log BCF Arnot-Gobas method (upper trophic) = 2.088 (BCF = 122.4)

Log BAF Arnot-Gobas method (upper trophic) = 2.088 (BAF = 122.5)

log Kow used: 4.50 (estimated)

Volatilization from Water:

Henry LC: 0.00198 atm-m3/mole (estimated by Bond SAR Method)

Half-Life from Model River: 1.853 hours

Half-Life from Model Lake : 138.3 hours (5.762 days)

Removal In Wastewater Treatment:

Total removal: 70.20 percent

Total biodegradation: 0.39 percent

Total sludge adsorption: 48.27 percent

Total to Air: 21.54 percent

(using 10000 hr Bio P,A,S)

Level III Fugacity Model:

Mass Amount Half-Life Emissions

(percent) (hr) (kg/hr)

Air 0.399 1.38 1000

Water 22.5 360 1000

Soil 76.6 720 1000

Sediment 0.542 3.24e+003 0

Persistence Time: 291 hr

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