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CAS Number: 28624-23-9
SMILES : CC1=C2C=C(CCC2(CCC1)C)C(C)C
CHEM : 4,8a-dimethyl-6-propan-2-yl-2,3,7,8-tetrahydro-1H-naphthalene
MOL FOR: C15 H24
MOL WT : 204.36
------------------------------ 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) = 6.35
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 258.40 (Adapted Stein & Brown method)
Melting Pt (deg C): 48.44 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.0174 (Modified Grain method)
VP (Pa, 25 deg C) : 2.32 (Modified Grain method)
Subcooled liquid VP: 0.0286 mm Hg (25 deg C, Mod-Grain method)
: 3.81 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 0.04532
log Kow used: 6.35 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 1.1378 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Neutral Organics
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 7.84E-001 atm-m3/mole (7.94E+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: 1.032E-001 atm-m3/mole (1.046E+004 Pa-m3/mole)
VP: 0.0174 mm Hg (source: MPBPVP)
WS: 0.0453 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 6.35 (KowWin est)
Log Kaw used: 1.506 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 4.844
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.4663
Biowin2 (Non-Linear Model) : 0.1657
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.5354 (weeks-months)
Biowin4 (Primary Survey Model) : 3.3995 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.2276
Biowin6 (MITI Non-Linear Model): 0.1436
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): -0.6559
Ready Biodegradability Prediction: NO
Hydrocarbon Biodegradation (BioHCwin v1.01):
LOG BioHC Half-Life (days) : 2.0866
BioHC Half-Life (days) : 122.0764
Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
Vapor pressure (liquid/subcooled): 3.81 Pa (0.0286 mm Hg)
Log Koa (Koawin est ): 4.844
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 7.87E-007
Octanol/air (Koa) model: 1.71E-008
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 2.84E-005
Mackay model : 6.29E-005
Octanol/air (Koa) model: 1.37E-006
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 294.1146 E-12 cm3/molecule-sec
Half-Life = 0.036 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 26.184 Min
Ozone Reaction:
OVERALL Ozone Rate Constant = 1445.900635 E-17 cm3/molecule-sec
Half-Life = 0.001 Days (at 7E11 mol/cm3)
Half-Life = 1.141 Min
Fraction sorbed to airborne particulates (phi):
4.57E-005 (Junge-Pankow, Mackay avg)
1.37E-006 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 1.833E+004 L/kg (MCI method)
Log Koc: 4.263 (MCI method)
Koc : 3.242E+005 L/kg (Kow method)
Log Koc: 5.511 (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 = 3.859 (BCF = 7222 L/kg wet-wt)
Log Biotransformation Half-life (HL) = 1.6099 days (HL = 40.73 days)
Log BCF Arnot-Gobas method (upper trophic) = 3.870 (BCF = 7407)
Log BAF Arnot-Gobas method (upper trophic) = 5.637 (BAF = 4.334e+005)
log Kow used: 6.35 (estimated)
Volatilization from Water:
Henry LC: 0.784 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 1.46 hours
Half-Life from Model Lake : 135.8 hours (5.658 days)
Removal In Wastewater Treatment (recommended maximum 95%):
Total removal: 99.07 percent
Total biodegradation: 0.26 percent
Total sludge adsorption: 63.74 percent
Total to Air: 35.08 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.0109 0.0186 1000
Water 40.1 900 1000
Soil 21.6 1.8e+003 1000
Sediment 38.2 8.1e+003 0
Persistence Time: 204 hr