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CAS Num: 000104-20-1

SMILES : O=C(CCc(ccc(OC)c1)c1)C

CHEM : 2-Butanone, 4-(4-methoxyphenyl)-

MOL FOR: C11 H14 O2

MOL WT : 178.23

------------------------------ 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) = 2.04

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

Boiling Pt (deg C): 264.70 (Adapted Stein & Brown method)

Melting Pt (deg C): 46.28 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 0.0123 (Mean VP of Antoine & Grain methods)

VP (Pa, 25 deg C) : 1.64 (Mean VP of Antoine & Grain methods)

MP (exp database): 8 deg C

BP (exp database): 152-153 @ 15 mm Hg deg C

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

Water Solubility at 25 deg C (mg/L): 1007

log Kow used: 2.04 (estimated)

no-melting pt equation used

Water Sol Estimate from Fragments:

Wat Sol (v1.01 est) = 412 mg/L

ECOSAR Class Program (ECOSAR v1.00):

Class(es) found:

Neutral Organics

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

Bond Method : 3.14E-007 atm-m3/mole (3.18E-002 Pa-m3/mole)

Group Method: 9.52E-007 atm-m3/mole (9.64E-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: 2.864E-006 atm-m3/mole (2.902E-001 Pa-m3/mole)

VP: 0.0123 mm Hg (source: MPBPVP)

WS: 1.01E+003 mg/L (source: WSKOWWIN)

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

Log Kow used: 2.04 (KowWin est)

Log Kaw used: -4.892 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 6.932

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 0.8561

Biowin2 (Non-Linear Model) : 0.9453

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 2.6498 (weeks-months)

Biowin4 (Primary Survey Model) : 3.5770 (days-weeks )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.5223

Biowin6 (MITI Non-Linear Model): 0.5892

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): -0.0145

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): 1.67 Pa (0.0125 mm Hg)

Log Koa (Koawin est ): 6.932

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

Mackay model : 1.8E-006

Octanol/air (Koa) model: 2.1E-006

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 6.5E-005

Mackay model : 0.000144

Octanol/air (Koa) model: 0.000168

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

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 31.6345 E-12 cm3/molecule-sec

Half-Life = 0.338 Days (12-hr day; 1.5E6 OH/cm3)

Half-Life = 4.057 Hrs

Ozone Reaction:

No Ozone Reaction Estimation

Fraction sorbed to airborne particulates (phi):

0.000104 (Junge-Pankow, Mackay avg)

0.000168 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

Koc : 108.1 L/kg (MCI method)

Log Koc: 2.034 (MCI method)

Koc : 201.8 L/kg (Kow method)

Log Koc: 2.305 (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 v3.00):

Log BCF from regression-based method = 1.016 (BCF = 10.38 L/kg wet-wt)

Log Biotransformation Half-life (HL) = -0.6214 days (HL = 0.2391 days)

Log BCF Arnot-Gobas method (upper trophic) = 1.026 (BCF = 10.61)

Log BAF Arnot-Gobas method (upper trophic) = 1.026 (BAF = 10.61)

log Kow used: 2.04 (estimated)

Volatilization from Water:

Henry LC: 9.52E-007 atm-m3/mole (estimated by Group SAR Method)

Half-Life from Model River: 822.4 hours (34.27 days)

Half-Life from Model Lake : 9084 hours (378.5 days)

Removal In Wastewater Treatment:

Total removal: 2.34 percent

Total biodegradation: 0.10 percent

Total sludge adsorption: 2.19 percent

Total to Air: 0.05 percent

(using 10000 hr Bio P,A,S)

Level III Fugacity Model:

Mass Amount Half-Life Emissions

(percent) (hr) (kg/hr)

Air 0.38 8.11 1000

Water 24 900 1000

Soil 75.4 1.8e+003 1000

Sediment 0.171 8.1e+003 0

Persistence Time: 928 hr

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