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CAS Number: 110-70-3
SMILES : N(CCNC)C
CHEM : 1,2-Ethanediamine, N,N'-dimethyl-
MOL FOR: C4 H12 N2
MOL WT : 88.15
------------------------------ EPI SUMMARY (v4.10) --------------------------
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) = -0.69
Log Kow (Exper. database match) = -0.62
Exper. Ref: HANSCH,C ET AL. (1995)
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 113.77 (Adapted Stein & Brown method)
Melting Pt (deg C): -40.11 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 15.6 (Mean VP of Antoine & Grain methods)
VP (Pa, 25 deg C) : 2.09E+003 (Mean VP of Antoine & Grain methods)
BP (exp database): 120 deg C
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 1e+006
log Kow used: -0.62 (expkow database)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 1e+006 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Aliphatic Amines
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 4.99E-009 atm-m3/mole (5.05E-004 Pa-m3/mole)
Group Method: 1.12E-009 atm-m3/mole (1.13E-004 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: 1.809E-006 atm-m3/mole (1.833E-001 Pa-m3/mole)
VP: 15.6 mm Hg (source: MPBPVP)
WS: 1E+006 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: -0.62 (exp database)
Log Kaw used: -6.690 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 6.070
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 1.0132
Biowin2 (Non-Linear Model) : 0.9816
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 3.0532 (weeks )
Biowin4 (Primary Survey Model) : 3.8071 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.6161
Biowin6 (MITI Non-Linear Model): 0.5768
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 1.0835
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): 1.95E+003 Pa (14.6 mm Hg)
Log Koa (Koawin est ): 6.070
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 1.54E-009
Octanol/air (Koa) model: 2.88E-007
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 5.57E-008
Mackay model : 1.23E-007
Octanol/air (Koa) model: 2.31E-005
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 149.8977 E-12 cm3/molecule-sec
Half-Life = 0.071 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 0.856 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
8.95E-008 (Junge-Pankow, Mackay avg)
2.31E-005 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 18.54 L/kg (MCI method)
Log Koc: 1.268 (MCI method)
Koc : 3.126 L/kg (Kow method)
Log Koc: 0.495 (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 = 0.500 (BCF = 3.162 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -0.6016 days (HL = 0.2503 days)
Log BCF Arnot-Gobas method (upper trophic) = -0.038 (BCF = 0.9163)
Log BAF Arnot-Gobas method (upper trophic) = -0.038 (BAF = 0.9163)
log Kow used: -0.62 (expkow database)
Volatilization from Water:
Henry LC: 1.12E-009 atm-m3/mole (estimated by Group SAR Method)
Half-Life from Model River: 4.908E+005 hours (2.045E+004 days)
Half-Life from Model Lake : 5.354E+006 hours (2.231E+005 days)
Removal In Wastewater Treatment:
Total removal: 1.85 percent
Total biodegradation: 0.09 percent
Total sludge adsorption: 1.76 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 0.0205 1.71 1000
Water 28 360 1000
Soil 71.9 720 1000
Sediment 0.0729 3.24e+003 0
Persistence Time: 627 hr