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CAS Num: 014852-31-4
SMILES : OC(C)CCCCCCCCCCCCCC
CHEM : 2-HEXADECANOL
MOL FOR: C16 H34 O1
MOL WT : 242.45
------------------------------ 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) = 6.66
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):
Boiling Pt (deg C): 318.68 (Adapted Stein & Brown method)
Melting Pt (deg C): 57.58 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 3.68E-005 (Modified Grain method)
VP (Pa, 25 deg C) : 0.0049 (Modified Grain method)
MP (exp database): 44 deg C
BP (exp database): 314 deg C
Subcooled liquid VP: 5.48E-005 mm Hg (25 deg C, Mod-Grain method)
: 0.0073 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 0.1727
log Kow used: 6.66 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 0.12099 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Neutral Organics
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 2.99E-004 atm-m3/mole (3.03E+001 Pa-m3/mole)
Group Method: 1.02E-003 atm-m3/mole (1.03E+002 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: 6.798E-005 atm-m3/mole (6.888E+000 Pa-m3/mole)
VP: 3.68E-005 mm Hg (source: MPBPVP)
WS: 0.173 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 6.66 (KowWin est)
Log Kaw used: -1.913 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 8.573
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.8993
Biowin2 (Non-Linear Model) : 0.9260
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 3.1217 (weeks )
Biowin4 (Primary Survey Model) : 3.8965 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.7446
Biowin6 (MITI Non-Linear Model): 0.8863
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.6640
Ready Biodegradability Prediction: YES
Hydrocarbon Biodegradation (BioHCwin v1.01):
Structure incompatible with current estimation method!
Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
Vapor pressure (liquid/subcooled): 0.00731 Pa (5.48E-005 mm Hg)
Log Koa (Koawin est ): 8.573
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 0.000411
Octanol/air (Koa) model: 9.18E-005
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.0146
Mackay model : 0.0318
Octanol/air (Koa) model: 0.00729
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 26.9317 E-12 cm3/molecule-sec
Half-Life = 0.397 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 4.766 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
0.0232 (Junge-Pankow, Mackay avg)
0.00729 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 3918 L/kg (MCI method)
Log Koc: 3.593 (MCI method)
Koc : 1.576E+004 L/kg (Kow method)
Log Koc: 4.198 (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 = 2.687 (BCF = 486.9 L/kg wet-wt)
Log Biotransformation Half-life (HL) = 0.4743 days (HL = 2.981 days)
Log BCF Arnot-Gobas method (upper trophic) = 2.792 (BCF = 619.9)
Log BAF Arnot-Gobas method (upper trophic) = 3.240 (BAF = 1738)
log Kow used: 6.66 (estimated)
Volatilization from Water:
Henry LC: 0.000299 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 4.638 hours
Half-Life from Model Lake : 181.2 hours (7.548 days)
Removal In Wastewater Treatment:
Total removal: 93.63 percent
Total biodegradation: 0.78 percent
Total sludge adsorption: 92.79 percent
Total to Air: 0.06 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 1.18 9.53 1000
Water 18.8 360 1000
Soil 78.1 720 1000
Sediment 1.87 3.24e+003 0
Persistence Time: 438 hr