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CAS Number: 41547-29-9

SMILES : CCC=CCCCC=O

CHEM : (E)-oct-5-enal

MOL FOR: C8 H14 O1

MOL WT : 126.20

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

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 v1.67 estimate) = 2.57

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

Boiling Pt (deg C): 182.37 (Adapted Stein & Brown method)

Melting Pt (deg C): -31.75 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 0.86 (Mean VP of Antoine & Grain methods)

VP (Pa, 25 deg C) : 115 (Mean VP of Antoine & Grain methods)

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

Water Solubility at 25 deg C (mg/L): 612.7

log Kow used: 2.57 (estimated)

no-melting pt equation used

Water Sol Estimate from Fragments:

Wat Sol (v1.01 est) = 1811.4 mg/L

ECOSAR Class Program (ECOSAR v1.00):

Class(es) found:

Aldehydes (Mono)

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

Bond Method : 3.27E-004 atm-m3/mole (3.31E+001 Pa-m3/mole)

Group Method: 1.25E-004 atm-m3/mole (1.27E+001 Pa-m3/mole)

For Henry LC Comparison Purposes:

User-Entered Henry LC: not entered

Henrys LC [via VP/WSol estimate using User-Entered or Estimated values]:

HLC: 2.331E-004 atm-m3/mole (2.362E+001 Pa-m3/mole)

VP: 0.86 mm Hg (source: MPBPVP)

WS: 613 mg/L (source: WSKOWWIN)

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

Log Kow used: 2.57 (KowWin est)

Log Kaw used: -1.874 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 4.444

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 1.0805

Biowin2 (Non-Linear Model) : 1.0000

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 3.2409 (weeks )

Biowin4 (Primary Survey Model) : 4.1314 (days )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.9585

Biowin6 (MITI Non-Linear Model): 0.9683

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): 0.5183

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): 104 Pa (0.782 mm Hg)

Log Koa (Koawin est ): 4.444

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

Mackay model : 2.88E-008

Octanol/air (Koa) model: 6.82E-009

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 1.04E-006

Mackay model : 2.3E-006

Octanol/air (Koa) model: 5.46E-007

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

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 84.7521 E-12 cm3/molecule-sec [Cis-isomer]

OVERALL OH Rate Constant = 92.3521 E-12 cm3/molecule-sec [Trans-isomer]

Half-Life = 1.514 Hrs (12-hr day; 1.5E6 OH/cm3) [Cis-isomer]

Half-Life = 1.390 Hrs (12-hr day; 1.5E6 OH/cm3) [Trans-isomer]

Ozone Reaction:

OVERALL Ozone Rate Constant = 13.000000 E-17 cm3/molecule-sec [Cis-]

OVERALL Ozone Rate Constant = 20.000000 E-17 cm3/molecule-sec [Trans-]

Half-Life = 2.116 Hrs (at 7E11 mol/cm3) [Cis-isomer]

Half-Life = 1.375 Hrs (at 7E11 mol/cm3) [Trans-isomer]

Reaction With Nitrate Radicals May Be Important!

Fraction sorbed to airborne particulates (phi):

1.67E-006 (Junge-Pankow, Mackay avg)

5.46E-007 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

Koc : 19.78 L/kg (MCI method)

Log Koc: 1.296 (MCI method)

Koc : 131 L/kg (Kow method)

Log Koc: 2.117 (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 = 1.360 (BCF = 22.9 L/kg wet-wt)

Log Biotransformation Half-life (HL) = -0.2520 days (HL = 0.5598 days)

Log BCF Arnot-Gobas method (upper trophic) = 1.524 (BCF = 33.41)

Log BAF Arnot-Gobas method (upper trophic) = 1.524 (BAF = 33.41)

log Kow used: 2.57 (estimated)

Volatilization from Water:

Henry LC: 0.000125 atm-m3/mole (estimated by Group SAR Method)

Half-Life from Model River: 6.408 hours

Half-Life from Model Lake : 164.1 hours (6.838 days)

Removal In Wastewater Treatment:

Total removal: 9.02 percent

Total biodegradation: 0.10 percent

Total sludge adsorption: 3.08 percent

Total to Air: 5.84 percent

(using 10000 hr Bio P,A,S)

Level III Fugacity Model:

Mass Amount Half-Life Emissions

(percent) (hr) (kg/hr)

Air 0.353 1.25 1000

Water 38 360 1000

Soil 61.5 720 1000

Sediment 0.101 3.24e+003 0

Persistence Time: 270 hr

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