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CAS Num: 000137-40-6

SMILES : CCC(=O)O[Na]

CHEM : Propanoic acid, sodium salt

MOL FOR: C3 H5 O2 Na1

MOL WT : 96.06

------------------------------ 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) = -3.23

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

Boiling Pt (deg C): 403.95 (Adapted Stein & Brown method)

Melting Pt (deg C): 149.59 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 3.6E-007 (Modified Grain method)

VP (Pa, 25 deg C) : 4.8E-005 (Modified Grain method)

Subcooled liquid VP: 6.66E-006 mm Hg (25 deg C, Mod-Grain method)

: 0.000888 Pa (25 deg C, Mod-Grain method)

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

Water Solubility at 25 deg C (mg/L): 1e+006

log Kow used: -3.23 (estimated)

no-melting pt equation used

Water Sol (Exper. database match) = 5e+005 mg/L ( deg C)

Exper. Ref: MERCK INDEX (1996); approx.

Water Sol Estimate from Fragments:

Wat Sol (v1.01 est) = 88967 mg/L

ECOSAR Class Program (ECOSAR v1.00):

Class(es) found:

Neutral Organics

Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:

Bond Method : 7.30E-007 atm-m3/mole (7.40E-002 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: 4.550E-014 atm-m3/mole (4.611E-009 Pa-m3/mole)

VP: 3.6E-007 mm Hg (source: MPBPVP)

WS: 1E+006 mg/L (source: WSKOWWIN)

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

Log Kow used: -3.23 (KowWin est)

Log Kaw used: -4.525 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 1.295

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 0.7850

Biowin2 (Non-Linear Model) : 0.9309

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 3.4001 (days-weeks )

Biowin4 (Primary Survey Model) : 4.1264 (days )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.7227

Biowin6 (MITI Non-Linear Model): 0.8777

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): 0.9693

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): 0.000888 Pa (6.66E-006 mm Hg)

Log Koa (Koawin est ): 1.295

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

Mackay model : 0.00338

Octanol/air (Koa) model: 4.84E-012

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 0.109

Mackay model : 0.213

Octanol/air (Koa) model: 3.87E-010

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

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 0.4568 E-12 cm3/molecule-sec

Half-Life = 23.414 Days (12-hr day; 1.5E6 OH/cm3)

Ozone Reaction:

No Ozone Reaction Estimation

Fraction sorbed to airborne particulates (phi):

0.161 (Junge-Pankow, Mackay avg)

3.87E-010 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

Koc : 1.44 L/kg (MCI method)

Log Koc: 0.158 (MCI method)

Koc : 0.02339 L/kg (Kow method)

Log Koc: -1.631 (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) = -1.4127 days (HL = 0.03866 days)

Log BCF Arnot-Gobas method (upper trophic) = 0.013 (BCF = 1.031)

Log BAF Arnot-Gobas method (upper trophic) = 0.013 (BAF = 1.031)

log Kow used: 0.33 (expkow database)

Volatilization from Water:

Henry LC: 7.3E-007 atm-m3/mole (estimated by Bond SAR Method)

Half-Life from Model River: 787.1 hours (32.79 days)

Half-Life from Model Lake : 8668 hours (361.2 days)

Removal In Wastewater Treatment:

Total removal: 1.89 percent

Total biodegradation: 0.09 percent

Total sludge adsorption: 1.75 percent

Total to Air: 0.04 percent

(using 10000 hr Bio P,A,S)

Level III Fugacity Model:

Mass Amount Half-Life Emissions

(percent) (hr) (kg/hr)

Air 6.23 562 1000

Water 36.3 208 1000

Soil 57.4 416 1000

Sediment 0.0648 1.87e+003 0

Persistence Time: 310 hr

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