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CAS Number: 101-77-9
SMILES : Nc(ccc(c1)Cc(ccc(N)c2)c2)c1
CHEM : Benzenamine, 4,4 -methylenebis-
MOL FOR: C13 H14 N2
MOL WT : 198.27
------------------------------ 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) = 2.18
Log Kow (Exper. database match) = 1.59
Exper. Ref: HANSCH,C ET AL. (1995)
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 367.40 (Adapted Stein & Brown method)
Melting Pt (deg C): 127.52 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 2.07E-006 (Modified Grain method)
VP (Pa, 25 deg C) : 0.000276 (Modified Grain method)
MP (exp database): 92.5 deg C
BP (exp database): 398 deg C
Subcooled liquid VP: 9.3E-006 mm Hg (25 deg C, Mod-Grain method)
: 0.00124 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 1959
log Kow used: 1.59 (expkow database)
no-melting pt equation used
Water Sol (Exper. database match) = 1000 mg/L (25 deg C)
Exper. Ref: MOORE,WM (1978)
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 82.535 mg/L
ECOSAR Class Program (ECOSAR v1.11):
Class(es) found:
Anilines (Unhindered)
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 5.99E-011 atm-m3/mole (6.07E-006 Pa-m3/mole)
Group Method: 1.58E-011 atm-m3/mole (1.60E-006 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: 2.757E-010 atm-m3/mole (2.793E-005 Pa-m3/mole)
VP: 2.07E-006 mm Hg (source: MPBPVP)
WS: 1.96E+003 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 1.59 (exp database)
Log Kaw used: -8.611 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 10.201
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.2403
Biowin2 (Non-Linear Model) : 0.0455
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.4163 (weeks-months)
Biowin4 (Primary Survey Model) : 3.2764 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : -0.1830
Biowin6 (MITI Non-Linear Model): 0.0080
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): -0.6048
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): 0.00124 Pa (9.3E-006 mm Hg)
Log Koa (Koawin est ): 10.201
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 0.00242
Octanol/air (Koa) model: 0.0039
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.0804
Mackay model : 0.162
Octanol/air (Koa) model: 0.238
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 200.9340 E-12 cm3/molecule-sec
Half-Life = 0.053 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 0.639 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
0.121 (Junge-Pankow, Mackay avg)
0.238 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 2126 L/kg (MCI method)
Log Koc: 3.328 (MCI method)
Koc : 57.73 L/kg (Kow method)
Log Koc: 1.761 (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 = 0.716 (BCF = 5.201 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -1.0176 days (HL = 0.09602 days)
Log BCF Arnot-Gobas method (upper trophic) = 0.597 (BCF = 3.949)
Log BAF Arnot-Gobas method (upper trophic) = 0.597 (BAF = 3.949)
log Kow used: 1.59 (expkow database)
Volatilization from Water:
Henry LC: 1.58E-011 atm-m3/mole (estimated by Group SAR Method)
Half-Life from Model River: 5.218E+007 hours (2.174E+006 days)
Half-Life from Model Lake : 5.692E+008 hours (2.372E+007 days)
Removal In Wastewater Treatment:
Total removal: 2.00 percent
Total biodegradation: 0.09 percent
Total sludge adsorption: 1.91 percent
Total to Air: 0.00 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.000121 8.56 1000
Water 11.3 900 1000
Soil 87.3 1.8e+003 1000
Sediment 1.36 8.1e+003 0
Persistence Time: 1.86e+003 hr