This page contains the EPI System Summary only.
For complete control of this information -
Download the free EPI SuiteTM v4.0 program : here
also you can go back to the Datasheet
CAS Number: 6665-74-3
SMILES : COC1=C(Oc2cc(cc(c2C1(=O))O)O)c3ccccc3
CHEM :
MOL FOR: C16 H12 O5
MOL WT : 284.27
------------------------------ 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) = 2.62
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 452.19 (Adapted Stein & Brown method)
Melting Pt (deg C): 190.26 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 2.65E-010 (Modified Grain method)
VP (Pa, 25 deg C) : 3.53E-008 (Modified Grain method)
Subcooled liquid VP: 1.43E-008 mm Hg (25 deg C, Mod-Grain method)
: 1.9E-006 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 336.3
log Kow used: 2.62 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 6227.4 mg/L
ECOSAR Class Program (ECOSAR v1.11):
Class(es) found:
Vinyl/Allyl Ketones
Vinyl/Allyl Ethers
Phenols, Poly
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 3.24E-013 atm-m3/mole (3.28E-008 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: 2.947E-013 atm-m3/mole (2.986E-008 Pa-m3/mole)
VP: 2.65E-010 mm Hg (source: MPBPVP)
WS: 336 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 2.62 (KowWin est)
Log Kaw used: -10.878 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 13.498
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.7633
Biowin2 (Non-Linear Model) : 0.7220
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.6165 (weeks-months)
Biowin4 (Primary Survey Model) : 3.5670 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.3673
Biowin6 (MITI Non-Linear Model): 0.1425
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): -0.0030
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): 1.91E-006 Pa (1.43E-008 mm Hg)
Log Koa (Koawin est ): 13.498
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 1.57
Octanol/air (Koa) model: 7.73
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.983
Mackay model : 0.992
Octanol/air (Koa) model: 0.998
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 251.1596 E-12 cm3/molecule-sec
Half-Life = 0.043 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 0.511 Hrs
Ozone Reaction:
OVERALL Ozone Rate Constant = 52.500000 E-17 cm3/molecule-sec
Half-Life = 0.022 Days (at 7E11 mol/cm3)
Half-Life = 31.433 Min
Reaction With Nitrate Radicals May Be Important!
Fraction sorbed to airborne particulates (phi):
0.987 (Junge-Pankow, Mackay avg)
0.998 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 997.7 L/kg (MCI method)
Log Koc: 2.999 (MCI method)
Koc : 739.5 L/kg (Kow method)
Log Koc: 2.869 (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 = 0.808 (BCF = 6.42 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -1.5318 days (HL = 0.02939 days)
Log BCF Arnot-Gobas method (upper trophic) = 0.960 (BCF = 9.126)
Log BAF Arnot-Gobas method (upper trophic) = 0.960 (BAF = 9.126)
log Kow used: 2.62 (estimated)
Volatilization from Water:
Henry LC: 3.24E-013 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 3.047E+009 hours (1.269E+008 days)
Half-Life from Model Lake : 3.324E+010 hours (1.385E+009 days)
Removal In Wastewater Treatment:
Total removal: 3.49 percent
Total biodegradation: 0.11 percent
Total sludge adsorption: 3.38 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 0.00019 0.346 1000
Water 11.9 900 1000
Soil 87.5 1.8e+003 1000
Sediment 0.658 8.1e+003 0
Persistence Time: 1.81e+003 hr