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CAS Number: 27393-46-0
SMILES : c1ccc2c(c1)C(=CC(=O)O2)C(=O)O
CHEM :
MOL FOR: C10 H6 O4
MOL WT : 190.16
------------------------------ 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) = 1.85
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 379.58 (Adapted Stein & Brown method)
Melting Pt (deg C): 133.52 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 2.11E-006 (Modified Grain method)
VP (Pa, 25 deg C) : 0.000281 (Modified Grain method)
Subcooled liquid VP: 2.59E-005 mm Hg (25 deg C, Mod-Grain method)
: 0.00346 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 3226
log Kow used: 1.85 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 2607 mg/L
ECOSAR Class Program (ECOSAR v1.11):
Class(es) found:
Esters-acid
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 3.25E-011 atm-m3/mole (3.30E-006 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: 1.637E-010 atm-m3/mole (1.658E-005 Pa-m3/mole)
VP: 2.11E-006 mm Hg (source: MPBPVP)
WS: 3.23E+003 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 1.85 (KowWin est)
Log Kaw used: -8.877 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 10.727
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.9039
Biowin2 (Non-Linear Model) : 0.9935
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 3.2838 (days-weeks )
Biowin4 (Primary Survey Model) : 4.1879 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.7104
Biowin6 (MITI Non-Linear Model): 0.7551
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.7395
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): 0.00345 Pa (2.59E-005 mm Hg)
Log Koa (Koawin est ): 10.727
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 0.000869
Octanol/air (Koa) model: 0.0131
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.0304
Mackay model : 0.065
Octanol/air (Koa) model: 0.512
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 13.0559 E-12 cm3/molecule-sec
Half-Life = 0.819 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 9.831 Hrs
Ozone Reaction:
OVERALL Ozone Rate Constant = 2.100000 E-17 cm3/molecule-sec
Half-Life = 0.546 Days (at 7E11 mol/cm3)
Half-Life = 13.097 Hrs
Fraction sorbed to airborne particulates (phi):
0.0477 (Junge-Pankow, Mackay avg)
0.512 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 14.49 L/kg (MCI method)
Log Koc: 1.161 (MCI method)
Koc : 12.98 L/kg (Kow method)
Log Koc: 1.113 (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) = -0.6032 days (HL = 0.2494 days)
Log BCF Arnot-Gobas method (upper trophic) = 0.864 (BCF = 7.313)
Log BAF Arnot-Gobas method (upper trophic) = 0.864 (BAF = 7.313)
log Kow used: 1.85 (estimated)
Volatilization from Water:
Henry LC: 3.25E-011 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 2.484E+007 hours (1.035E+006 days)
Half-Life from Model Lake : 2.71E+008 hours (1.129E+007 days)
Removal In Wastewater Treatment:
Total removal: 2.13 percent
Total biodegradation: 0.09 percent
Total sludge adsorption: 2.03 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 0.00109 7.86 1000
Water 26.6 208 1000
Soil 73.3 416 1000
Sediment 0.0605 1.87e+003 0
Persistence Time: 421 hr