SMILES : N(H)(H)(H)(H)CL
CHEM : Ammonium chloride
CAS NUM: 012125-02-9
MOL FOR: H4 CL1 N1
MOL WT : 53.49
------------------------------ EPI SUMMARY (v3.20) --------------------------
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) = -4.37
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
Boiling Pt (deg C): 619.08 (Adapted Stein & Brown method)
Melting Pt (deg C): 268.22 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 2.37E-012 (Modified Grain method)
MP (exp database): 338 dec deg C
BP (exp database): 520 deg C
Subcooled liquid VP: 8.53E-009 mm Hg (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 1e+006
log Kow used: -4.37 (estimated)
no-melting pt equation used
Water Sol (Exper. database match) = 3.72e+005 mg/L (20 deg C)
Exper. Ref: DEAN,JA (1985)
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 94952 mg/L
Wat Sol (Exper. database match) = 372000.00
Exper. Ref: DEAN,JA (1985)
ECOSAR Class Program (ECOSAR v0.99h):
Class(es) found:
Neutral Organics
Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
Bond Method : 3.88E-013 atm-m3/mole
Group Method: Incomplete
Henrys LC [VP/WSol estimate using EPI values]: 1.668E-019 atm-m3/mole
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: -4.37 (KowWin est)
Log Kaw used: -10.800 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 6.430
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.7221
Biowin2 (Non-Linear Model) : 0.9046
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 3.0810 (weeks )
Biowin4 (Primary Survey Model) : 3.7706 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.5437
Biowin6 (MITI Non-Linear Model): 0.7749
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.3984
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): 1.14E-006 Pa (8.53E-009 mm Hg)
Log Koa (Koawin est ): 6.430
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 2.64
Octanol/air (Koa) model: 6.61E-007
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.99
Mackay model : 0.995
Octanol/air (Koa) model: 5.29E-005
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 0.0000 E-12 cm3/molecule-sec
Half-Life = -------
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi): 0.992 (Junge,Mackay)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (PCKOCWIN v1.66):
Koc : 14.3
Log Koc: 1.155
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
Rate constants can NOT be estimated for this structure!
Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
Log BCF from regression-based method = 0.500 (BCF = 3.162)
log Kow used: -4.37 (estimated)
Volatilization from Water:
Henry LC: 3.88E-013 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 1.655E+009 hours (6.898E+007 days)
Half-Life from Model Lake : 1.204E+010 hours (5.016E+008 days)
Removal In Wastewater Treatment:
Total removal: 1.85 percent
Total biodegradation: 0.09 percent
Total sludge adsorption: 1.75 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 0.0135 1e+005 1000
Water 39 360 1000
Soil 60.9 720 1000
Sediment 0.0714 3.24e+003 0
Persistence Time: 578 hr