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CAS Num: 000557-34-6

SMILES : [Zn](OC(=O)C)OC(=O)C

CHEM : Zinc acetate

MOL FOR: C4 H6 O4 Zn1

MOL WT : 183.48

------------------------------ EPI SUMMARY (v4.00) --------------------------

Physical Property Inputs:

Water Solubility (mg/L): ------

Vapor Pressure (mm Hg) : ------

Henry LC (atm-m3/mole) : ------

Log Kow (octanol-water): ------

Boiling Point (deg C) : ------

Melting Point (deg C) : ------

Log Octanol-Water Partition Coef (SRC):

Log Kow (KOWWIN v1.67 estimate) = -1.28

Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):

Boiling Pt (deg C): 298.47 (Adapted Stein & Brown method)

Melting Pt (deg C): 34.91 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 6.57E-006 (Modified Grain method)

VP (Pa, 25 deg C) : 0.000876 (Modified Grain method)

MP (exp database): 255 deg C

Subcooled liquid VP: 0.00212 mm Hg (25 deg C, Mod-Grain method)

: 0.282 Pa (25 deg C, Mod-Grain method)

Water Solubility Estimate from Log Kow (WSKOW v1.41):

Water Solubility at 25 deg C (mg/L): 6.528e+005

log Kow used: -1.28 (estimated)

no-melting pt equation used

Water Sol (Exper. database match) = 1.66e+005 mg/L ( deg C)

Exper. Ref: MERCK INDEX (1996)

Water Sol (Exper. database match) = 4e+005 mg/L ( deg C)

Exper. Ref: MERCK INDEX (1996); cold water

Water Sol (Exper. database match) = 2.87e+005 mg/L ( deg C)

Exper. Ref: MERCK INDEX (1996)

Water Sol (Exper. database match) = 3.03e+005 mg/L ( deg C)

Exper. Ref: MERCK INDEX (1996)

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 : Incomplete

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: 2.430E-012 atm-m3/mole (2.462E-007 Pa-m3/mole)

VP: 6.57E-006 mm Hg (source: MPBPVP)

WS: 6.53E+005 mg/L (source: WSKOWWIN)

Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:

Can Not Estimate (can not calculate HenryLC)

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 0.6602

Biowin2 (Non-Linear Model) : 0.5995

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 2.7937 (weeks )

Biowin4 (Primary Survey Model) : 3.5830 (days-weeks )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.1671

Biowin6 (MITI Non-Linear Model): 0.0611

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): 0.6769

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): 0.283 Pa (0.00212 mm Hg)

Log Koa (): not available

Kp (particle/gas partition coef. (m3/ug)):

Mackay model : 1.06E-005

Octanol/air (Koa) model: not available

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 0.000383

Mackay model : 0.000848

Octanol/air (Koa) model: not available

Atmospheric Oxidation (25 deg C) [AopWin v1.92]:

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 0.0843 E-12 cm3/molecule-sec

Half-Life = 126.850 Days (12-hr day; 1.5E6 OH/cm3)

Ozone Reaction:

No Ozone Reaction Estimation

Fraction sorbed to airborne particulates (phi):

0.000616 (Junge-Pankow, Mackay avg)

not available (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

Koc : 1 L/kg (MCI method)

Log Koc: 0.000 (MCI method)

Koc : 0.5735 L/kg (Kow method)

Log Koc: -0.241 (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 v3.00):

Log BCF from regression-based method = 0.500 (BCF = 3.162 L/kg wet-wt)

Log Biotransformation Half-life (HL) = -1.9100 days (HL = 0.0123 days)

Log BCF Arnot-Gobas method (upper trophic) = -0.048 (BCF = 0.8949)

Log BAF Arnot-Gobas method (upper trophic) = -0.048 (BAF = 0.8949)

log Kow used: -1.28 (estimated)

Volatilization from Water:

Henry LC: 2.43E-012 atm-m3/mole (calculated from VP/WS)

Half-Life from Model River: 3.264E+008 hours (1.36E+007 days)

Half-Life from Model Lake : 3.561E+009 hours (1.484E+008 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 6.26e-005 3.04e+003 1000

Water 37.7 360 1000

Soil 62.2 720 1000

Sediment 0.0706 3.24e+003 0

Persistence Time: 587 hr

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