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CAS Num: 000110-89-4
SMILES : N(CCCC1)C1
CHEM : Piperidine
MOL FOR: C5 H11 N1
MOL WT : 85.15
------------------------------ 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) = 1.19
Log Kow (Exper. database match) = 0.84
Exper. Ref: HANSCH,C ET AL. (1995)
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):
Boiling Pt (deg C): 127.91 (Adapted Stein & Brown method)
Melting Pt (deg C): -24.69 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 28.9 (Mean VP of Antoine & Grain methods)
VP (Pa, 25 deg C) : 3.85E+003 (Mean VP of Antoine & Grain methods)
MP (exp database): -7 deg C
BP (exp database): 106 deg C
VP (exp database): 3.21E+01 mm Hg (4.28E+003 Pa) at 25 deg C
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 2.494e+005
log Kow used: 0.84 (expkow database)
no-melting pt equation used
Water Sol (Exper. database match) = 1e+006 mg/L (20 deg C)
Exper. Ref: YALKOWSKY,SH & DANNENFELSER,RM (1992)
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 4.5807e+005 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Aliphatic Amines
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 1.72E-005 atm-m3/mole (1.74E+000 Pa-m3/mole)
Group Method: 4.25E-006 atm-m3/mole (4.31E-001 Pa-m3/mole)
Exper Database: 4.45E-06 atm-m3/mole (4.51E-001 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: 1.298E-005 atm-m3/mole (1.315E+000 Pa-m3/mole)
VP: 28.9 mm Hg (source: MPBPVP)
WS: 2.49E+005 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 0.84 (exp database)
Log Kaw used: -3.740 (exp database)
Log Koa (KOAWIN v1.10 estimate): 4.580
Log Koa (experimental database): 4.040
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.8608
Biowin2 (Non-Linear Model) : 0.9483
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 3.0354 (weeks )
Biowin4 (Primary Survey Model) : 3.7682 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.5907
Biowin6 (MITI Non-Linear Model): 0.7242
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.4133
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): 4.28E+003 Pa (32.1 mm Hg)
Log Koa (Exp database): 4.040
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 7.01E-010
Octanol/air (Koa) model: 2.69E-009
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 2.53E-008
Mackay model : 5.61E-008
Octanol/air (Koa) model: 2.15E-007
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 88.6072 E-12 cm3/molecule-sec
Half-Life = 0.121 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 1.449 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
4.07E-008 (Junge-Pankow, Mackay avg)
2.15E-007 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 54.73 L/kg (MCI method)
Log Koc: 1.738 (MCI method)
Koc : 22.19 L/kg (Kow method)
Log Koc: 1.346 (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 = 0.500 (BCF = 3.162 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -0.6093 days (HL = 0.2459 days)
Log BCF Arnot-Gobas method (upper trophic) = 0.193 (BCF = 1.56)
Log BAF Arnot-Gobas method (upper trophic) = 0.193 (BAF = 1.56)
log Kow used: 0.84 (expkow database)
Volatilization from Water:
Henry LC: 4.45E-006 atm-m3/mole (Henry experimental database)
Half-Life from Model River: 122.3 hours (5.098 days)
Half-Life from Model Lake : 1412 hours (58.84 days)
Removal In Wastewater Treatment:
Total removal: 2.12 percent
Total biodegradation: 0.09 percent
Total sludge adsorption: 1.78 percent
Total to Air: 0.25 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.336 2.9 1000
Water 30.5 360 1000
Soil 69 720 1000
Sediment 0.125 3.24e+003 0
Persistence Time: 418 hr