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CAS Number: 39236-46-9

SMILES : O=C(NCNC(=O)NC(NC(=O)N1CO)C1(=O))NC(NC(=O)N2CO)C2(=O)

CHEM : Urea, N,N -methylenebis[N -[3-(hydroxymethyl)-2,5-dioxo-4-imidazolid

inyl]-

MOL FOR: C11 H16 N8 O8

MOL WT : 388.30

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

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

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

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

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

Physical Property Inputs:

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

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

Log Octanol-Water Partition Coef (SRC):

Log Kow (KOWWIN v1.67 estimate) = -8.28

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

Boiling Pt (deg C): 869.03 (Adapted Stein & Brown method)

Melting Pt (deg C): 349.84 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 5.49E-027 (Modified Grain method)

VP (Pa, 25 deg C) : 7.32E-025 (Modified Grain method)

Subcooled liquid VP: 2.82E-023 mm Hg (25 deg C, Mod-Grain method)

: 3.75E-021 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: -8.28 (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:

Imides

Substituted Ureas

Amides

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

Bond Method : 3.89E-037 atm-m3/mole (3.94E-032 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: 2.805E-033 atm-m3/mole (2.842E-028 Pa-m3/mole)

VP: 5.49E-027 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: -8.28 (KowWin est)

Log Kaw used: -34.799 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 26.519

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 0.8801

Biowin2 (Non-Linear Model) : 0.4330

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 2.6610 (weeks-months)

Biowin4 (Primary Survey Model) : 3.5464 (days-weeks )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.0524

Biowin6 (MITI Non-Linear Model): 0.0035

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): 1.2585

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): 3.76E-021 Pa (2.82E-023 mm Hg)

Log Koa (Koawin est ): 26.519

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

Mackay model : 7.98E+014

Octanol/air (Koa) model: 8.11E+013

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 1

Mackay model : 1

Octanol/air (Koa) model: 1

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

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 82.0933 E-12 cm3/molecule-sec

Half-Life = 0.130 Days (12-hr day; 1.5E6 OH/cm3)

Half-Life = 1.563 Hrs

Ozone Reaction:

No Ozone Reaction Estimation

Fraction sorbed to airborne particulates (phi):

1 (Junge-Pankow, Mackay avg)

1 (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 : 2.089E-005 L/kg (Kow method)

Log Koc: -4.680 (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) = -10.1220 days (HL = 7.55e-011 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: -8.28 (estimated)

Volatilization from Water:

Henry LC: 3.89E-037 atm-m3/mole (estimated by Bond SAR Method)

Half-Life from Model River: 2.966E+033 hours (1.236E+032 days)

Half-Life from Model Lake : 3.235E+034 hours (1.348E+033 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 4.63e-013 3.13 1000

Water 35 900 1000

Soil 64.9 1.8e+003 1000

Sediment 0.0835 8.1e+003 0

Persistence Time: 1.15e+003 hr

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