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CAS Number: 670-24-6


CHEM : 2-Naphthalenol, 1,2,3,4,5,6,7,8-octahydro-2,5,5-trimethyl-, (S)-

MOL FOR: C13 H22 O1

MOL WT : 194.32

------------------------------ 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) = 4.37

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

Boiling Pt (deg C): 270.03 (Adapted Stein & Brown method)

Melting Pt (deg C): 69.12 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 0.000348 (Modified Grain method)

VP (Pa, 25 deg C) : 0.0464 (Modified Grain method)

Subcooled liquid VP: 0.000905 mm Hg (25 deg C, Mod-Grain method)

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

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

Water Solubility at 25 deg C (mg/L): 28.09

log Kow used: 4.37 (estimated)

no-melting pt equation used

Water Sol Estimate from Fragments:

Wat Sol (v1.01 est) = 202.41 mg/L

ECOSAR Class Program (ECOSAR v1.11):

Class(es) found:

Neutral Organics

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

Bond Method : 1.92E-005 atm-m3/mole (1.95E+000 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: 3.168E-006 atm-m3/mole (3.210E-001 Pa-m3/mole)

VP: 0.000348 mm Hg (source: MPBPVP)

WS: 28.1 mg/L (source: WSKOWWIN)

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

Log Kow used: 4.37 (KowWin est)

Log Kaw used: -3.105 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 7.475

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 0.2872

Biowin2 (Non-Linear Model) : 0.0393

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 2.3455 (weeks-months)

Biowin4 (Primary Survey Model) : 3.2605 (days-weeks )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.3889

Biowin6 (MITI Non-Linear Model): 0.3082

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): -0.7912

Ready Biodegradability Prediction: NO

Hydrocarbon Biodegradation (BioHCwin v1.01):

Structure incompatible with current estimation method!

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

Vapor pressure (liquid/subcooled): 0.121 Pa (0.000905 mm Hg)

Log Koa (Koawin est ): 7.475

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

Mackay model : 2.49E-005

Octanol/air (Koa) model: 7.33E-006

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 0.000897

Mackay model : 0.00199

Octanol/air (Koa) model: 0.000586

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

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 124.0298 E-12 cm3/molecule-sec

Half-Life = 0.086 Days (12-hr day; 1.5E6 OH/cm3)

Half-Life = 1.035 Hrs

Ozone Reaction:

OVERALL Ozone Rate Constant = 48.059372 E-17 cm3/molecule-sec

Half-Life = 0.024 Days (at 7E11 mol/cm3)

Half-Life = 34.337 Min

Fraction sorbed to airborne particulates (phi):

0.00144 (Junge-Pankow, Mackay avg)

0.000586 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

Koc : 418.9 L/kg (MCI method)

Log Koc: 2.622 (MCI method)

Koc : 852.8 L/kg (Kow method)

Log Koc: 2.931 (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 = 2.550 (BCF = 354.6 L/kg wet-wt)

Log Biotransformation Half-life (HL) = 0.6711 days (HL = 4.689 days)

Log BCF Arnot-Gobas method (upper trophic) = 3.029 (BCF = 1070)

Log BAF Arnot-Gobas method (upper trophic) = 3.040 (BAF = 1096)

log Kow used: 4.37 (estimated)

Volatilization from Water:

Henry LC: 1.92E-005 atm-m3/mole (estimated by Bond SAR Method)

Half-Life from Model River: 43.93 hours (1.83 days)

Half-Life from Model Lake : 596.1 hours (24.84 days)

Removal In Wastewater Treatment:

Total removal: 49.42 percent

Total biodegradation: 0.47 percent

Total sludge adsorption: 48.43 percent

Total to Air: 0.52 percent

(using 10000 hr Bio P,A,S)

Level III Fugacity Model:

Mass Amount Half-Life Emissions

(percent) (hr) (kg/hr)

Air 0.0248 0.448 1000

Water 18.5 900 1000

Soil 81.1 1.8e+003 1000

Sediment 0.43 8.1e+003 0

Persistence Time: 976 hr

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