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CAS Number: 13463-41-7
SMILES : c2(n(cccc2)=O)S[Zn]Sc1n(cccc1)=O
CHEM : Zinc, bis(1-hydroxy-2(1H)-pyridinethionato-O,S)-, (T-4)-
MOL FOR: C10 H8 N2 O2 S2 Zn1
MOL WT : 317.70
------------------------------ EPI SUMMARY (v4.10) --------------------------
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) = -1.99
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 496.56 (Adapted Stein & Brown method)
Melting Pt (deg C): 210.99 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 3.54E-010 (Modified Grain method)
VP (Pa, 25 deg C) : 4.72E-008 (Modified Grain method)
Subcooled liquid VP: 3.35E-008 mm Hg (25 deg C, Mod-Grain method)
: 4.47E-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): 4.876e+005
log Kow used: -1.99 (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:
Neutral Organics
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 8.14E-022 atm-m3/mole (8.24E-017 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: 3.035E-016 atm-m3/mole (3.075E-011 Pa-m3/mole)
VP: 3.54E-010 mm Hg (source: MPBPVP)
WS: 4.88E+005 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: -1.99 (KowWin est)
Log Kaw used: -19.478 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 17.488
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.5963
Biowin2 (Non-Linear Model) : 0.1820
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.4971 (weeks-months)
Biowin4 (Primary Survey Model) : 3.3894 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : -0.1673
Biowin6 (MITI Non-Linear Model): 0.0034
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.0726
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): 4.47E-006 Pa (3.35E-008 mm Hg)
Log Koa (Koawin est ): 17.488
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 0.672
Octanol/air (Koa) model: 7.55E+004
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.96
Mackay model : 0.982
Octanol/air (Koa) model: 1
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 4.7708 E-12 cm3/molecule-sec
Half-Life = 2.242 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 26.904 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
0.971 (Junge-Pankow, Mackay avg)
1 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 1.974E+004 L/kg (MCI method)
Log Koc: 4.295 (MCI method)
Koc : 1.504 L/kg (Kow method)
Log Koc: 0.177 (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) = -0.8336 days (HL = 0.1467 days)
Log BCF Arnot-Gobas method (upper trophic) = -0.049 (BCF = 0.8939)
Log BAF Arnot-Gobas method (upper trophic) = -0.049 (BAF = 0.8939)
log Kow used: -1.99 (estimated)
Volatilization from Water:
Henry LC: 8.14E-022 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 1.282E+018 hours (5.342E+016 days)
Half-Life from Model Lake : 1.399E+019 hours (5.827E+017 days)
Removal In Wastewater Treatment:
Total removal: 1.85 percent
Total biodegradation: 0.09 percent
Total sludge adsorption: 1.75 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 2.04e-013 53.8 1000
Water 9.45 900 1000
Soil 79.8 1.8e+003 1000
Sediment 10.7 8.1e+003 0
Persistence Time: 2.06e+003 hr