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CAS Num: 000122-46-3
SMILES : O=C(Oc(cccc1C)c1)C
CHEM : Acetic acid, 3-methylphenyl ester
MOL FOR: C9 H10 O2
MOL WT : 150.18
------------------------------ 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) = 2.14
Log Kow (Exper. database match) = 2.09
Exper. Ref: HANSCH,C ET AL. (1995)
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):
Boiling Pt (deg C): 215.56 (Adapted Stein & Brown method)
Melting Pt (deg C): 5.75 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.197 (Mean VP of Antoine & Grain methods)
VP (Pa, 25 deg C) : 26.3 (Mean VP of Antoine & Grain methods)
MP (exp database): 12 deg C
BP (exp database): 212 deg C
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 1243
log Kow used: 2.09 (expkow database)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 862.32 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Esters
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 7.15E-005 atm-m3/mole (7.25E+000 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: 3.132E-005 atm-m3/mole (3.173E+000 Pa-m3/mole)
VP: 0.197 mm Hg (source: MPBPVP)
WS: 1.24E+003 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 2.09 (exp database)
Log Kaw used: -2.534 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 4.624
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.9049
Biowin2 (Non-Linear Model) : 0.9961
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.9327 (weeks )
Biowin4 (Primary Survey Model) : 3.7915 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.6838
Biowin6 (MITI Non-Linear Model): 0.8090
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.1749
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): 24.3 Pa (0.182 mm Hg)
Log Koa (Koawin est ): 4.624
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 1.24E-007
Octanol/air (Koa) model: 1.03E-008
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 4.47E-006
Mackay model : 9.89E-006
Octanol/air (Koa) model: 8.26E-007
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 5.4279 E-12 cm3/molecule-sec
Half-Life = 1.971 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 23.647 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
7.18E-006 (Junge-Pankow, Mackay avg)
8.26E-007 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 100.9 L/kg (MCI method)
Log Koc: 2.004 (MCI method)
Koc : 103.6 L/kg (Kow method)
Log Koc: 2.016 (Kow method)
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
Total Kb for pH > 8 at 25 deg C : 1.099E+000 L/mol-sec
Kb Half-Life at pH 8: 7.301 days
Kb Half-Life at pH 7: 73.010 days
(Total Kb applies only to esters, carbmates, alkyl halides)
Bioaccumulation Estimates (BCFBAF v3.00):
Log BCF from regression-based method = 1.046 (BCF = 11.12 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -1.0666 days (HL = 0.08579 days)
Log BCF Arnot-Gobas method (upper trophic) = 0.948 (BCF = 8.868)
Log BAF Arnot-Gobas method (upper trophic) = 0.948 (BAF = 8.868)
log Kow used: 2.09 (expkow database)
Volatilization from Water:
Henry LC: 7.15E-005 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 11.29 hours
Half-Life from Model Lake : 225.9 hours (9.411 days)
Removal In Wastewater Treatment:
Total removal: 5.88 percent
Total biodegradation: 0.09 percent
Total sludge adsorption: 2.18 percent
Total to Air: 3.61 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 4.2 47.3 1000
Water 25.8 360 1000
Soil 69.8 720 1000
Sediment 0.152 3.24e+003 0
Persistence Time: 406 hr