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CAS Number: 3934-87-0

SMILES : O=Cc1cc(O)c(O)c(OC)c1

CHEM :

MOL FOR: C8 H8 O4

MOL WT : 168.15

------------------------------ 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) = 0.57

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

Boiling Pt (deg C): 318.84 (Adapted Stein & Brown method)

Melting Pt (deg C): 112.72 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 1.05E-005 (Modified Grain method)

VP (Pa, 25 deg C) : 0.0014 (Modified Grain method)

Subcooled liquid VP: 7.71E-005 mm Hg (25 deg C, Mod-Grain method)

: 0.0103 Pa (25 deg C, Mod-Grain method)

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

Water Solubility at 25 deg C (mg/L): 2.027e+004

log Kow used: 0.57 (estimated)

no-melting pt equation used

Water Sol Estimate from Fragments:

Wat Sol (v1.01 est) = 70443 mg/L

ECOSAR Class Program (ECOSAR v1.11):

Class(es) found:

Aldehydes (Mono)

Phenols, Poly

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

Bond Method : 8.60E-015 atm-m3/mole (8.72E-010 Pa-m3/mole)

Group Method: 3.46E-013 atm-m3/mole (3.50E-008 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: 1.146E-010 atm-m3/mole (1.161E-005 Pa-m3/mole)

VP: 1.05E-005 mm Hg (source: MPBPVP)

WS: 2.03E+004 mg/L (source: WSKOWWIN)

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

Log Kow used: 0.57 (KowWin est)

Log Kaw used: -12.454 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 13.024

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 1.3157

Biowin2 (Non-Linear Model) : 1.0000

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 2.9045 (weeks )

Biowin4 (Primary Survey Model) : 3.9583 (days )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.9638

Biowin6 (MITI Non-Linear Model): 0.9514

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): 1.0277

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): 0.0103 Pa (7.71E-005 mm Hg)

Log Koa (Koawin est ): 13.024

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

Mackay model : 0.000292

Octanol/air (Koa) model: 2.59

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 0.0104

Mackay model : 0.0228

Octanol/air (Koa) model: 0.995

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

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 146.3329 E-12 cm3/molecule-sec

Half-Life = 0.073 Days (12-hr day; 1.5E6 OH/cm3)

Half-Life = 0.877 Hrs

Ozone Reaction:

No Ozone Reaction Estimation

Reaction With Nitrate Radicals May Be Important!

Fraction sorbed to airborne particulates (phi):

0.0166 (Junge-Pankow, Mackay avg)

0.995 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

Koc : 12.2 L/kg (MCI method)

Log Koc: 1.086 (MCI method)

Koc : 25.16 L/kg (Kow method)

Log Koc: 1.401 (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) = -2.2099 days (HL = 0.006168 days)

Log BCF Arnot-Gobas method (upper trophic) = -0.013 (BCF = 0.9702)

Log BAF Arnot-Gobas method (upper trophic) = -0.013 (BAF = 0.9702)

log Kow used: 0.57 (estimated)

Volatilization from Water:

Henry LC: 3.46E-013 atm-m3/mole (estimated by Group SAR Method)

Half-Life from Model River: 2.194E+009 hours (9.143E+007 days)

Half-Life from Model Lake : 2.394E+010 hours (9.974E+008 days)

Removal In Wastewater Treatment:

Total removal: 1.86 percent

Total biodegradation: 0.09 percent

Total sludge adsorption: 1.77 percent

Total to Air: 0.00 percent

(using 10000 hr Bio P,A,S)

Level III Fugacity Model:

Mass Amount Half-Life Emissions

(percent) (hr) (kg/hr)

Air 7.36e-006 1.75 1000

Water 29.5 360 1000

Soil 70.5 720 1000

Sediment 0.0691 3.24e+003 0

Persistence Time: 649 hr

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