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CAS Number: 67879-58-7
SMILES : c1cc(c(cc1C=CC(=O)OC(C(C(=O)O)O)C(=O)O)O)O
CHEM : (2R,3R)-2-[(E)-3-(3,4-dihydroxyphenyl)prop-2-enoyl]oxy-3-hydroxybutan
edioic acid
MOL FOR: C13 H12 O9
MOL WT : 312.23
------------------------------ EPI SUMMARY (v4.00) --------------------------
Henry LC (atm-m3/mole) : ------
Log Kow (octanol-water): ------
Boiling Point (deg C) : ------
Water Solubility (mg/L): ------
Physical Property Inputs:
Vapor Pressure (mm Hg) : ------
Melting Point (deg C) : ------
Log Octanol-Water Partition Coef (SRC):
Log Kow (KOWWIN v1.67 estimate) = 0.21
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 534.52 (Adapted Stein & Brown method)
Melting Pt (deg C): 228.73 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 1.05E-013 (Modified Grain method)
VP (Pa, 25 deg C) : 1.4E-011 (Modified Grain method)
Subcooled liquid VP: 1.62E-011 mm Hg (25 deg C, Mod-Grain method)
: 2.17E-009 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 2.107e+005
log Kow used: 0.21 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 1e+006 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Acrylates-acid
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 3.63E-024 atm-m3/mole (3.68E-019 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: 2.047E-019 atm-m3/mole (2.074E-014 Pa-m3/mole)
VP: 1.05E-013 mm Hg (source: MPBPVP)
WS: 2.11E+005 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 0.21 (KowWin est)
Log Kaw used: -21.829 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 22.039
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 1.3088
Biowin2 (Non-Linear Model) : 0.9990
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 3.6513 (days-weeks )
Biowin4 (Primary Survey Model) : 4.6062 (hours-days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.7146
Biowin6 (MITI Non-Linear Model): 0.6049
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.9107
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): 2.16E-009 Pa (1.62E-011 mm Hg)
Log Koa (Koawin est ): 22.039
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 1.39E+003
Octanol/air (Koa) model: 2.69E+009
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 1
Mackay model : 1
Octanol/air (Koa) model: 1
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 51.8977 E-12 cm3/molecule-sec [Cis-isomer]
OVERALL OH Rate Constant = 54.5577 E-12 cm3/molecule-sec [Trans-isomer]
Half-Life = 2.473 Hrs (12-hr day; 1.5E6 OH/cm3) [Cis-isomer]
Half-Life = 2.353 Hrs (12-hr day; 1.5E6 OH/cm3) [Trans-isomer]
Ozone Reaction:
OVERALL Ozone Rate Constant = 1.050000 E-17 cm3/molecule-sec [Cis-]
OVERALL Ozone Rate Constant = 2.100000 E-17 cm3/molecule-sec [Trans-]
Half-Life = 1.091 Days (at 7E11 mol/cm3) [Cis-isomer]
Half-Life = 13.097 Hrs (at 7E11 mol/cm3) [Trans-isomer]
Reaction With Nitrate Radicals May Be Important!
Fraction sorbed to airborne particulates (phi):
1 (Junge-Pankow, Mackay avg)
1 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 31.16 L/kg (MCI method)
Log Koc: 1.494 (MCI method)
Koc : 1.344 L/kg (Kow method)
Log Koc: 0.129 (Kow method)
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
Total Kb for pH > 8 at 25 deg C : 2.630E-004 L/mol-sec
Kb Half-Life at pH 8: 83.501 years
Kb Half-Life at pH 7: 835.011 years
(Total Kb applies only to esters, carbmates, alkyl halides)
Bioaccumulation Estimates (BCFBAF v3.00):
Log BCF from regression-based method = 0.500 (BCF = 3.162 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -3.0937 days (HL = 0.0008059 days)
Log BCF Arnot-Gobas method (upper trophic) = -0.034 (BCF = 0.924)
Log BAF Arnot-Gobas method (upper trophic) = -0.034 (BAF = 0.924)
log Kow used: 0.21 (estimated)
Volatilization from Water:
Henry LC: 3.63E-024 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 2.85E+020 hours (1.187E+019 days)
Half-Life from Model Lake : 3.109E+021 hours (1.295E+020 days)
Removal In Wastewater Treatment:
Total removal: 1.85 percent
Total biodegradation: 0.09 percent
Total sludge adsorption: 1.76 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 9.41e-012 4.16 1000
Water 23.6 208 1000
Soil 76.3 416 1000
Sediment 0.0676 1.87e+003 0
Persistence Time: 436 hr