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CAS Number: 52592-29-7

SMILES : CC12CCCC(C1CCC3C24CCC(=C)C(C3)C4)(C)C

CHEM :

MOL FOR: C20 H32

MOL WT : 272.48

------------------------------ EPI SUMMARY (v4.11) --------------------------

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) = 7.71

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

Boiling Pt (deg C): 316.20 (Adapted Stein & Brown method)

Melting Pt (deg C): 97.37 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 0.000312 (Modified Grain method)

VP (Pa, 25 deg C) : 0.0416 (Modified Grain method)

Subcooled liquid VP: 0.00157 mm Hg (25 deg C, Mod-Grain method)

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

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

Water Solubility at 25 deg C (mg/L): 0.001334

log Kow used: 7.71 (estimated)

no-melting pt equation used

Water Sol Estimate from Fragments:

Wat Sol (v1.01 est) = 0.00053664 mg/L

ECOSAR Class Program (ECOSAR v1.11):

Class(es) found:

Neutral Organics

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

Bond Method : 5.33E-001 atm-m3/mole (5.40E+004 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: 8.385E-002 atm-m3/mole (8.496E+003 Pa-m3/mole)

VP: 0.000312 mm Hg (source: MPBPVP)

WS: 0.00133 mg/L (source: WSKOWWIN)

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

Log Kow used: 7.71 (KowWin est)

Log Kaw used: 1.338 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 6.372

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 0.0660

Biowin2 (Non-Linear Model) : 0.0024

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 1.9607 (months )

Biowin4 (Primary Survey Model) : 2.9943 (weeks )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.3329

Biowin6 (MITI Non-Linear Model): 0.0921

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): -1.5141

Ready Biodegradability Prediction: NO

Hydrocarbon Biodegradation (BioHCwin v1.01):

LOG BioHC Half-Life (days) : 2.6254

BioHC Half-Life (days) : 422.0968

Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:

Vapor pressure (liquid/subcooled): 0.209 Pa (0.00157 mm Hg)

Log Koa (Koawin est ): 6.372

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

Mackay model : 1.43E-005

Octanol/air (Koa) model: 5.78E-007

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 0.000517

Mackay model : 0.00115

Octanol/air (Koa) model: 4.62E-005

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

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 71.1366 E-12 cm3/molecule-sec

Half-Life = 0.150 Days (12-hr day; 1.5E6 OH/cm3)

Half-Life = 1.804 Hrs

Ozone Reaction:

OVERALL Ozone Rate Constant = 1.200000 E-17 cm3/molecule-sec

Half-Life = 0.955 Days (at 7E11 mol/cm3)

Half-Life = 22.920 Hrs

Fraction sorbed to airborne particulates (phi):

0.000831 (Junge-Pankow, Mackay avg)

4.62E-005 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

Koc : 3.126E+005 L/kg (MCI method)

Log Koc: 5.495 (MCI method)

Koc : 4.91E+006 L/kg (Kow method)

Log Koc: 6.691 (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 = 3.775 (BCF = 5962 L/kg wet-wt)

Log Biotransformation Half-life (HL) = 1.9388 days (HL = 86.86 days)

Log BCF Arnot-Gobas method (upper trophic) = 3.279 (BCF = 1901)

Log BAF Arnot-Gobas method (upper trophic) = 6.355 (BAF = 2.267e+006)

log Kow used: 7.71 (estimated)

Volatilization from Water:

Henry LC: 0.533 atm-m3/mole (estimated by Bond SAR Method)

Half-Life from Model River: 1.686 hours

Half-Life from Model Lake : 156.8 hours (6.534 days)

Removal In Wastewater Treatment:

Total removal: 94.97 percent

Total biodegradation: 0.68 percent

Total sludge adsorption: 87.83 percent

Total to Air: 6.46 percent

(using 10000 hr Bio P,A,S)

Level III Fugacity Model:

Mass Amount Half-Life Emissions

(percent) (hr) (kg/hr)

Air 0.163 3.12 1000

Water 8.3 1.44e+003 1000

Soil 40 2.88e+003 1000

Sediment 51.5 1.3e+004 0

Persistence Time: 1.57e+003 hr

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