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CAS Number: 78503-09-0
SMILES : Cc1ncc(o1)C(=O)C
CHEM :
MOL FOR: C6 H7 N1 O2
MOL WT : 125.13
------------------------------ 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) = 0.19
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 184.31 (Adapted Stein & Brown method)
Melting Pt (deg C): 13.96 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.783 (Mean VP of Antoine & Grain methods)
VP (Pa, 25 deg C) : 104 (Mean VP of Antoine & Grain methods)
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 6.547e+004
log Kow used: 0.19 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 1.5202e+005 mg/L
ECOSAR Class Program (ECOSAR v1.11):
Class(es) found:
Neutral Organics
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 1.41E-008 atm-m3/mole (1.43E-003 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: 1.969E-006 atm-m3/mole (1.995E-001 Pa-m3/mole)
VP: 0.783 mm Hg (source: MPBPVP)
WS: 6.55E+004 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 0.19 (KowWin est)
Log Kaw used: -6.239 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 6.429
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.7495
Biowin2 (Non-Linear Model) : 0.7951
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.8253 (weeks )
Biowin4 (Primary Survey Model) : 3.5765 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.5077
Biowin6 (MITI Non-Linear Model): 0.5482
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): -0.1026
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): 94.9 Pa (0.712 mm Hg)
Log Koa (Koawin est ): 6.429
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 3.16E-008
Octanol/air (Koa) model: 6.59E-007
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 1.14E-006
Mackay model : 2.53E-006
Octanol/air (Koa) model: 5.27E-005
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 4.9400 E-12 cm3/molecule-sec
Half-Life = 2.165 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 25.982 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
1.83E-006 (Junge-Pankow, Mackay avg)
5.27E-005 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 45.64 L/kg (MCI method)
Log Koc: 1.659 (MCI method)
Koc : 16.82 L/kg (Kow method)
Log Koc: 1.226 (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) = -1.3757 days (HL = 0.0421 days)
Log BCF Arnot-Gobas method (upper trophic) = -0.001 (BCF = 0.9975)
Log BAF Arnot-Gobas method (upper trophic) = -0.001 (BAF = 0.9975)
log Kow used: 0.19 (estimated)
Volatilization from Water:
Henry LC: 1.41E-008 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 4.645E+004 hours (1935 days)
Half-Life from Model Lake : 5.068E+005 hours (2.112E+004 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 0.247 52 1000
Water 22.9 360 1000
Soil 76.8 720 1000
Sediment 0.0852 3.24e+003 0
Persistence Time: 682 hr