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CAS Num: 012262-03-2

SMILES : O=C(OCCC(C)C)CCCCC=CCCCC

CHEM : Undecenoic acid, 3-methylbutyl ester

MOL FOR: C16 H30 O2

MOL WT : 254.42

------------------------------ 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) = 6.47

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

Boiling Pt (deg C): 306.78 (Adapted Stein & Brown method)

Melting Pt (deg C): 30.74 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 0.00121 (Modified Grain method)

VP (Pa, 25 deg C) : 0.161 (Modified Grain method)

Subcooled liquid VP: 0.00136 mm Hg (25 deg C, Mod-Grain method)

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

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

Water Solubility at 25 deg C (mg/L): 0.06683

log Kow used: 6.47 (estimated)

no-melting pt equation used

Water Sol Estimate from Fragments:

Wat Sol (v1.01 est) = 0.1499 mg/L

ECOSAR Class Program (ECOSAR v1.00):

Class(es) found:

Esters

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

Bond Method : 6.13E-003 atm-m3/mole (6.22E+002 Pa-m3/mole)

Group Method: 3.15E-003 atm-m3/mole (3.19E+002 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: 6.061E-003 atm-m3/mole (6.141E+002 Pa-m3/mole)

VP: 0.00121 mm Hg (source: MPBPVP)

WS: 0.0668 mg/L (source: WSKOWWIN)

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

Log Kow used: 6.47 (KowWin est)

Log Kaw used: -0.601 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 7.071

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 0.9090

Biowin2 (Non-Linear Model) : 0.9951

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 3.0755 (weeks )

Biowin4 (Primary Survey Model) : 3.9787 (days )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.7067

Biowin6 (MITI Non-Linear Model): 0.8188

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): 0.3725

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): 0.181 Pa (0.00136 mm Hg)

Log Koa (Koawin est ): 7.071

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

Mackay model : 1.65E-005

Octanol/air (Koa) model: 2.89E-006

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 0.000597

Mackay model : 0.00132

Octanol/air (Koa) model: 0.000231

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

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 70.5809 E-12 cm3/molecule-sec [Cis-isomer]

OVERALL OH Rate Constant = 78.1809 E-12 cm3/molecule-sec [Trans-isomer]

Half-Life = 1.819 Hrs (12-hr day; 1.5E6 OH/cm3) [Cis-isomer]

Half-Life = 1.642 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):

0.000959 (Junge-Pankow, Mackay avg)

0.000231 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

Koc : 6597 L/kg (MCI method)

Log Koc: 3.819 (MCI method)

Koc : 2.743E+004 L/kg (Kow method)

Log Koc: 4.438 (Kow method)

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

Total Kb for pH > 8 at 25 deg C : 2.417E-002 L/mol-sec

Kb Half-Life at pH 8: 331.881 days

Kb Half-Life at pH 7: 9.086 years

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

Bioaccumulation Estimates (BCFBAF v3.00):

Log BCF from regression-based method = 2.561 (BCF = 363.8 L/kg wet-wt)

Log Biotransformation Half-life (HL) = 0.0317 days (HL = 1.076 days)

Log BCF Arnot-Gobas method (upper trophic) = 2.445 (BCF = 278.8)

Log BAF Arnot-Gobas method (upper trophic) = 2.513 (BAF = 325.9)

log Kow used: 6.47 (estimated)

Volatilization from Water:

Henry LC: 0.00315 atm-m3/mole (estimated by Group SAR Method)

Half-Life from Model River: 1.924 hours

Half-Life from Model Lake : 154.7 hours (6.447 days)

Removal In Wastewater Treatment:

Total removal: 93.52 percent

Total biodegradation: 0.76 percent

Total sludge adsorption: 91.95 percent

Total to Air: 0.81 percent

(using 10000 hr Bio P,A,S)

Level III Fugacity Model:

Mass Amount Half-Life Emissions

(percent) (hr) (kg/hr)

Air 0.234 1.34 1000

Water 16.8 360 1000

Soil 80 720 1000

Sediment 2.94 3.24e+003 0

Persistence Time: 399 hr

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