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CAS Number: 50277-34-4
SMILES : Cc1cc2c(cc1)C(=C)CCC2C(C)C
CHEM : 7-methyl-4-methylidene-1-propan-2-yl-2,3-dihydro-1H-naphthalene
MOL FOR: C15 H20
MOL WT : 200.33
------------------------------ 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) = 6.24
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 271.60 (Adapted Stein & Brown method)
Melting Pt (deg C): 47.57 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.00541 (Modified Grain method)
VP (Pa, 25 deg C) : 0.721 (Modified Grain method)
Subcooled liquid VP: 0.0087 mm Hg (25 deg C, Mod-Grain method)
: 1.16 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 0.2036
log Kow used: 6.24 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 0.24974 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Neutral Organics
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 7.22E-003 atm-m3/mole (7.32E+002 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: 7.004E-003 atm-m3/mole (7.097E+002 Pa-m3/mole)
VP: 0.00541 mm Hg (source: MPBPVP)
WS: 0.204 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 6.24 (KowWin est)
Log Kaw used: -0.530 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 6.770
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.7615
Biowin2 (Non-Linear Model) : 0.7889
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.6068 (weeks-months)
Biowin4 (Primary Survey Model) : 3.4217 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.1745
Biowin6 (MITI Non-Linear Model): 0.1349
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): -0.6154
Ready Biodegradability Prediction: NO
Hydrocarbon Biodegradation (BioHCwin v1.01):
LOG BioHC Half-Life (days) : 2.1894
BioHC Half-Life (days) : 154.6579
Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
Vapor pressure (liquid/subcooled): 1.16 Pa (0.0087 mm Hg)
Log Koa (Koawin est ): 6.770
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 2.59E-006
Octanol/air (Koa) model: 1.45E-006
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 9.34E-005
Mackay model : 0.000207
Octanol/air (Koa) model: 0.000116
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 71.1074 E-12 cm3/molecule-sec
Half-Life = 0.150 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 1.805 Hrs
Ozone Reaction:
OVERALL Ozone Rate Constant = 13.650000 E-17 cm3/molecule-sec
Half-Life = 0.084 Days (at 7E11 mol/cm3)
Half-Life = 2.015 Hrs
Fraction sorbed to airborne particulates (phi):
0.00015 (Junge-Pankow, Mackay avg)
0.000116 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 1.981E+004 L/kg (MCI method)
Log Koc: 4.297 (MCI method)
Koc : 2.602E+005 L/kg (Kow method)
Log Koc: 5.415 (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 = 3.785 (BCF = 6101 L/kg wet-wt)
Log Biotransformation Half-life (HL) = 1.2318 days (HL = 17.05 days)
Log BCF Arnot-Gobas method (upper trophic) = 3.626 (BCF = 4226)
Log BAF Arnot-Gobas method (upper trophic) = 4.823 (BAF = 6.651e+004)
log Kow used: 6.24 (estimated)
Volatilization from Water:
Henry LC: 0.00722 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 1.559 hours
Half-Life from Model Lake : 135.7 hours (5.654 days)
Removal In Wastewater Treatment:
Total removal: 93.45 percent
Total biodegradation: 0.73 percent
Total sludge adsorption: 89.82 percent
Total to Air: 2.90 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.112 1.29 1000
Water 9.01 900 1000
Soil 81.4 1.8e+003 1000
Sediment 9.48 8.1e+003 0
Persistence Time: 915 hr