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CAS Number: 55894-36-5

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

CHEM :

MOL FOR: C6 H10 O2

MOL WT : 114.15

------------------------------ EPI SUMMARY (v4.11) --------------------------

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 v1.68 estimate) = 1.76

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

Boiling Pt (deg C): 201.95 (Adapted Stein & Brown method)

Melting Pt (deg C): 14.50 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 0.379 (Mean VP of Antoine & Grain methods)

VP (Pa, 25 deg C) : 50.6 (Mean VP of Antoine & Grain methods)

BP (exp database): 199 deg C

Water Solubility Estimate from Log Kow (WSKOW v1.42):

Water Solubility at 25 deg C (mg/L): 8168

log Kow used: 1.76 (estimated)

no-melting pt equation used

Water Sol Estimate from Fragments:

Wat Sol (v1.01 est) = 38654 mg/L

ECOSAR Class Program (ECOSAR v1.11):

Class(es) found:

Neutral Organics-acid

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

Bond Method : 1.50E-006 atm-m3/mole (1.52E-001 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: 6.969E-006 atm-m3/mole (7.062E-001 Pa-m3/mole)

VP: 0.379 mm Hg (source: MPBPVP)

WS: 8.17E+003 mg/L (source: WSKOWWIN)

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

Log Kow used: 1.76 (KowWin est)

Log Kaw used: -4.212 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 5.972

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 0.7659

Biowin2 (Non-Linear Model) : 0.8840

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 3.3115 (days-weeks )

Biowin4 (Primary Survey Model) : 4.0686 (days )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.5162

Biowin6 (MITI Non-Linear Model): 0.5893

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): 0.5508

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): 46.3 Pa (0.347 mm Hg)

Log Koa (Koawin est ): 5.972

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

Mackay model : 6.48E-008

Octanol/air (Koa) model: 2.3E-007

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 2.34E-006

Mackay model : 5.19E-006

Octanol/air (Koa) model: 1.84E-005

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

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 58.6783 E-12 cm3/molecule-sec [Cis-isomer]

OVERALL OH Rate Constant = 66.2783 E-12 cm3/molecule-sec [Trans-isomer]

Half-Life = 2.187 Hrs (12-hr day; 1.5E6 OH/cm3) [Cis-isomer]

Half-Life = 1.937 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):

3.76E-006 (Junge-Pankow, Mackay avg)

1.84E-005 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

Koc : 7.829 L/kg (MCI method)

Log Koc: 0.894 (MCI method)

Koc : 13.47 L/kg (Kow method)

Log Koc: 1.129 (Kow method)

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

Rate constants can NOT be estimated for this structure!

Bioaccumulation Estimates (BCFBAF v3.01):

Log BCF from regression-based method = 0.500 (BCF = 3.162 L/kg wet-wt)

Log Biotransformation Half-life (HL) = -0.4110 days (HL = 0.3881 days)

Log BCF Arnot-Gobas method (upper trophic) = 0.814 (BCF = 6.514)

Log BAF Arnot-Gobas method (upper trophic) = 0.814 (BAF = 6.514)

log Kow used: 1.76 (estimated)

Volatilization from Water:

Henry LC: 1.5E-006 atm-m3/mole (estimated by Bond SAR Method)

Half-Life from Model River: 418.1 hours (17.42 days)

Half-Life from Model Lake : 4651 hours (193.8 days)

Removal In Wastewater Treatment:

Total removal: 2.16 percent

Total biodegradation: 0.09 percent

Total sludge adsorption: 1.98 percent

Total to Air: 0.08 percent

(using 10000 hr Bio P,A,S)

Level III Fugacity Model:

Mass Amount Half-Life Emissions

(percent) (hr) (kg/hr)

Air 0.292 1.43 1000

Water 39 208 1000

Soil 60.6 416 1000

Sediment 0.079 1.87e+003 0

Persistence Time: 241 hr

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