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CAS Num: 005989-54-8

SMILES : C(=CCC(C(=C)C)C1)(C1)C

CHEM : Cyclohexene, 1-methyl-4-(1-methylethenyl)-, (S)-

MOL FOR: C10 H16

MOL WT : 136.24

------------------------------ 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) = 4.83

Log Kow (Exper. database match) = 4.57

Exper. Ref: LI,J & PERDUE,EM (1995)

Log Kow (Exper. database match) = 4.38

Exper. Ref: GRIFFIN,S ET AL. (1999)

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

Boiling Pt (deg C): 167.66 (Adapted Stein & Brown method)

Melting Pt (deg C): -40.76 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 1.45 (Mean VP of Antoine & Grain methods)

VP (Pa, 25 deg C) : 193 (Mean VP of Antoine & Grain methods)

MP (exp database): < 25 deg C

BP (exp database): 178 deg C

VP (exp database): 1.44E+00 mm Hg (1.92E+002 Pa) at 25 deg C

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

Water Solubility at 25 deg C (mg/L): 4.581

log Kow used: 4.38 (expkow database)

no-melting pt equation used

Water Sol (Exper. database match) = 7.57 mg/L (25 deg C)

Exper. Ref: MILLER,DJ & HAWTHORNE,SB (2000A)

Water Sol (Exper. database match) = 13.8 mg/L (25 deg C)

Exper. Ref: MASSALDI,HA & KING,CJ (1973)

Water Sol Estimate from Fragments:

Wat Sol (v1.01 est) = 44.388 mg/L

ECOSAR Class Program (ECOSAR v1.00):

Class(es) found:

Neutral Organics

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

Bond Method : 3.80E-001 atm-m3/mole (3.85E+004 Pa-m3/mole)

Group Method: Incomplete

Exper Database: 3.19E-02 atm-m3/mole (3.23E+003 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: 5.674E-002 atm-m3/mole (5.749E+003 Pa-m3/mole)

VP: 1.45 mm Hg (source: MPBPVP)

WS: 4.58 mg/L (source: WSKOWWIN)

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

Log Kow used: 4.38 (exp database)

Log Kaw used: 0.115 (exp database)

Log Koa (KOAWIN v1.10 estimate): 4.265

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 0.6827

Biowin2 (Non-Linear Model) : 0.7454

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 2.8981 (weeks )

Biowin4 (Primary Survey Model) : 3.6512 (days-weeks )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.3978

Biowin6 (MITI Non-Linear Model): 0.3312

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): 0.1358

Ready Biodegradability Prediction: NO

Hydrocarbon Biodegradation (BioHCwin v1.01):

LOG BioHC Half-Life (days) : 0.5696

BioHC Half-Life (days) : 3.7120

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

Vapor pressure (liquid/subcooled): 192 Pa (1.44 mm Hg)

Log Koa (Koawin est ): 4.265

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

Mackay model : 1.56E-008

Octanol/air (Koa) model: 4.52E-009

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 5.64E-007

Mackay model : 1.25E-006

Octanol/air (Koa) model: 3.61E-007

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

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 145.2177 E-12 cm3/molecule-sec

Half-Life = 0.074 Days (12-hr day; 1.5E6 OH/cm3)

Half-Life = 0.884 Hrs

Ozone Reaction:

OVERALL Ozone Rate Constant = 44.200001 E-17 cm3/molecule-sec

Half-Life = 0.026 Days (at 7E11 mol/cm3)

Half-Life = 37.336 Min

Reaction With Nitrate Radicals May Be Important!

Fraction sorbed to airborne particulates (phi):

9.07E-007 (Junge-Pankow, Mackay avg)

3.61E-007 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

Koc : 1120 L/kg (MCI method)

Log Koc: 3.049 (MCI method)

Koc : 6324 L/kg (Kow method)

Log Koc: 3.801 (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 = 2.557 (BCF = 360.5 L/kg wet-wt)

Log Biotransformation Half-life (HL) = 0.5478 days (HL = 3.531 days)

Log BCF Arnot-Gobas method (upper trophic) = 2.963 (BCF = 917.8)

Log BAF Arnot-Gobas method (upper trophic) = 2.969 (BAF = 931.1)

log Kow used: 4.38 (expkow database)

Volatilization from Water:

Henry LC: 0.0319 atm-m3/mole (Henry experimental database)

Half-Life from Model River: 1.212 hours

Half-Life from Model Lake : 111.1 hours (4.629 days)

Removal In Wastewater Treatment:

Total removal: 94.42 percent

Total biodegradation: 0.14 percent

Total sludge adsorption: 31.45 percent

Total to Air: 62.83 percent

(using 10000 hr Bio P,A,S)

Level III Fugacity Model:

Mass Amount Half-Life Emissions

(percent) (hr) (kg/hr)

Air 0.298 0.334 1000

Water 50.2 360 1000

Soil 47.5 720 1000

Sediment 1.96 3.24e+003 0

Persistence Time: 123 hr

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