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CAS Number: 4070-43-3

SMILES : OC(=O)CC(N)C(=O)OCC

CHEM :

MOL FOR: C6 H11 N1 O4

MOL WT : 161.16

------------------------------ 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) = -4.13

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

Boiling Pt (deg C): 369.40 (Adapted Stein & Brown method)

Melting Pt (deg C): 232.07 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 2.69E-007 (Modified Grain method)

VP (Pa, 25 deg C) : 3.59E-005 (Modified Grain method)

Subcooled liquid VP: 4.55E-005 mm Hg (25 deg C, Mod-Grain method)

: 0.00607 Pa (25 deg C, Mod-Grain method)

Water Solubility Estimate from Log Kow (WSKOW v1.42):

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

log Kow used: -4.13 (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:

Aliphatic Amines-acid

Esters-acid

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

Bond Method : 4.72E-012 atm-m3/mole (4.78E-007 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: 5.704E-014 atm-m3/mole (5.780E-009 Pa-m3/mole)

VP: 2.69E-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: -4.13 (KowWin est)

Log Kaw used: -9.715 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 5.585

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 1.0715

Biowin2 (Non-Linear Model) : 0.9986

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 3.3723 (days-weeks )

Biowin4 (Primary Survey Model) : 4.2730 (hours-days )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.8394

Biowin6 (MITI Non-Linear Model): 0.8752

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): 1.1786

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): 0.00607 Pa (4.55E-005 mm Hg)

Log Koa (Koawin est ): 5.585

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

Mackay model : 0.000495

Octanol/air (Koa) model: 9.44E-008

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 0.0175

Mackay model : 0.0381

Octanol/air (Koa) model: 7.55E-006

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

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 30.9227 E-12 cm3/molecule-sec

Half-Life = 0.346 Days (12-hr day; 1.5E6 OH/cm3)

Half-Life = 4.151 Hrs

Ozone Reaction:

No Ozone Reaction Estimation

Fraction sorbed to airborne particulates (phi):

0.0278 (Junge-Pankow, Mackay avg)

7.55E-006 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

Koc : 10 L/kg (MCI method)

Log Koc: 1.000 (MCI method)

Koc : 0.00608 L/kg (Kow method)

Log Koc: -2.216 (Kow method)

Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:

Total Kb for pH > 8 at 25 deg C : 4.371E-002 L/mol-sec

Kb Half-Life at pH 8: 183.520 days

Kb Half-Life at pH 7: 5.024 years

(Total Kb applies only to esters, carbmates, alkyl halides)

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) = -3.0924 days (HL = 0.0008083 days)

Log BCF Arnot-Gobas method (upper trophic) = -0.049 (BCF = 0.893)

Log BAF Arnot-Gobas method (upper trophic) = -0.049 (BAF = 0.893)

log Kow used: -4.13 (estimated)

Volatilization from Water:

Henry LC: 4.72E-012 atm-m3/mole (estimated by Bond SAR Method)

Half-Life from Model River: 1.575E+008 hours (6.561E+006 days)

Half-Life from Model Lake : 1.718E+009 hours (7.158E+007 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 0.00016 8.3 1000

Water 28.1 208 1000

Soil 71.8 416 1000

Sediment 0.0592 1.87e+003 0

Persistence Time: 414 hr

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