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CAS Number: 126-11-4

SMILES : N(=O)(=O)C(CO)(CO)CO

CHEM : 1,3-Propanediol, 2-(hydroxymethyl)-2-nitro-

MOL FOR: C4 H9 N1 O5

MOL WT : 151.12

------------------------------ 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) = -1.66

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

Boiling Pt (deg C): 321.57 (Adapted Stein & Brown method)

Melting Pt (deg C): 103.12 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 8.69E-008 (Modified Grain method)

VP (Pa, 25 deg C) : 1.16E-005 (Modified Grain method)

MP (exp database): 214 deg C

Subcooled liquid VP: 8.93E-006 mm Hg (25 deg C, Mod-Grain method)

: 0.00119 Pa (25 deg C, Mod-Grain method)

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

Water Solubility at 25 deg C (mg/L): 8.037e+005

log Kow used: -1.66 (estimated)

no-melting pt equation used

Water Sol (Exper. database match) = 2.2e+006 mg/L (20 deg C)

Exper. Ref: DEWEY,RH & BOLLMEIER,AFJR (1978)

Water Sol Estimate from Fragments:

Wat Sol (v1.01 est) = 1e+006 mg/L

ECOSAR Class Program (ECOSAR v1.00):

Class(es) found:

Nitro Alcohols

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

Bond Method : 4.82E-012 atm-m3/mole (4.88E-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: 2.150E-014 atm-m3/mole (2.178E-009 Pa-m3/mole)

VP: 8.69E-008 mm Hg (source: MPBPVP)

WS: 8.04E+005 mg/L (source: WSKOWWIN)

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

Log Kow used: -1.66 (KowWin est)

Log Kaw used: -9.705 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 8.045

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 0.9679

Biowin2 (Non-Linear Model) : 0.9236

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 3.1330 (weeks )

Biowin4 (Primary Survey Model) : 3.8646 (days )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.9618

Biowin6 (MITI Non-Linear Model): 0.9460

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): 0.9781

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): 0.00119 Pa (8.93E-006 mm Hg)

Log Koa (Koawin est ): 8.045

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

Mackay model : 0.00252

Octanol/air (Koa) model: 2.72E-005

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 0.0834

Mackay model : 0.168

Octanol/air (Koa) model: 0.00217

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

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 1.9230 E-12 cm3/molecule-sec

Half-Life = 5.562 Days (12-hr day; 1.5E6 OH/cm3)

Half-Life = 66.746 Hrs

Ozone Reaction:

No Ozone Reaction Estimation

Fraction sorbed to airborne particulates (phi):

0.126 (Junge-Pankow, Mackay avg)

0.00217 (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 : 0.253 L/kg (Kow method)

Log Koc: -0.597 (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) = -2.8461 days (HL = 0.001425 days)

Log BCF Arnot-Gobas method (upper trophic) = -0.049 (BCF = 0.8934)

Log BAF Arnot-Gobas method (upper trophic) = -0.049 (BAF = 0.8934)

log Kow used: -1.66 (estimated)

Volatilization from Water:

Henry LC: 4.82E-012 atm-m3/mole (estimated by Bond SAR Method)

Half-Life from Model River: 1.493E+008 hours (6.222E+006 days)

Half-Life from Model Lake : 1.629E+009 hours (6.787E+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 0.000282 133 1000

Water 30.6 360 1000

Soil 69.4 720 1000

Sediment 0.0688 3.24e+003 0

Persistence Time: 640 hr

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