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CAS Num: 000541-35-5

SMILES : O=C(N)CCC

CHEM : Butanamide

MOL FOR: C4 H9 N1 O1

MOL WT : 87.12

------------------------------ 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) = -0.18

Log Kow (Exper. database match) = -0.21

Exper. Ref: HANSCH,C ET AL. (1995)

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

Boiling Pt (deg C): 217.43 (Adapted Stein & Brown method)

Melting Pt (deg C): 34.17 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 0.0194 (Modified Grain method)

VP (Pa, 25 deg C) : 2.58 (Modified Grain method)

MP (exp database): 114.8 deg C

BP (exp database): 216 deg C

VP (exp database): 3.91E-03 mm Hg (5.21E-001 Pa) at 25 deg C

Subcooled liquid VP: 0.0302 mm Hg (25 deg C, exp database VP )

: 4.03 Pa (25 deg C, exp database VP )

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

Water Solubility at 25 deg C (mg/L): 1.911e+005

log Kow used: -0.21 (expkow database)

no-melting pt equation used

Water Sol (Exper. database match) = 1.63e+005 mg/L (15 deg C)

Exper. Ref: VERSCHUEREN,K (1996)

Water Sol Estimate from Fragments:

Wat Sol (v1.01 est) = 3.2887e+005 mg/L

ECOSAR Class Program (ECOSAR v1.00):

Class(es) found:

Amides

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

Bond Method : 1.97E-008 atm-m3/mole (2.00E-003 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: 1.164E-008 atm-m3/mole (1.179E-003 Pa-m3/mole)

VP: 0.0194 mm Hg (source: MPBPVP)

WS: 1.91E+005 mg/L (source: WSKOWWIN)

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

Log Kow used: -0.21 (exp database)

Log Kaw used: -6.094 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 5.884

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 0.9162

Biowin2 (Non-Linear Model) : 0.9886

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 2.9524 (weeks )

Biowin4 (Primary Survey Model) : 3.9275 (days )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.6788

Biowin6 (MITI Non-Linear Model): 0.8551

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): 0.2406

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): 4.03 Pa (0.0302 mm Hg)

Log Koa (Koawin est ): 5.884

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

Mackay model : 7.45E-007

Octanol/air (Koa) model: 1.88E-007

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 2.69E-005

Mackay model : 5.96E-005

Octanol/air (Koa) model: 1.5E-005

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

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 6.6715 E-12 cm3/molecule-sec

Half-Life = 1.603 Days (12-hr day; 1.5E6 OH/cm3)

Half-Life = 19.239 Hrs

Ozone Reaction:

No Ozone Reaction Estimation

Fraction sorbed to airborne particulates (phi):

4.33E-005 (Junge-Pankow, Mackay avg)

1.5E-005 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

Koc : 10.38 L/kg (MCI method)

Log Koc: 1.016 (MCI method)

Koc : 6.385 L/kg (Kow method)

Log Koc: 0.805 (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) = -2.1268 days (HL = 0.007469 days)

Log BCF Arnot-Gobas method (upper trophic) = -0.042 (BCF = 0.9081)

Log BAF Arnot-Gobas method (upper trophic) = -0.042 (BAF = 0.9081)

log Kow used: -0.21 (expkow database)

Volatilization from Water:

Henry LC: 1.97E-008 atm-m3/mole (estimated by Bond SAR Method)

Half-Life from Model River: 2.774E+004 hours (1156 days)

Half-Life from Model Lake : 3.027E+005 hours (1.261E+004 days)

Removal In Wastewater Treatment:

Total removal: 1.85 percent

Total biodegradation: 0.09 percent

Total sludge adsorption: 1.76 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 0.371 38.5 1000

Water 31.4 360 1000

Soil 68.2 720 1000

Sediment 0.0711 3.24e+003 0

Persistence Time: 596 hr

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