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CAS Number: 14143-85-2
SMILES : CSCCc1ccccn1
CHEM :
MOL FOR: C8 H11 N1 S1
MOL WT : 153.24
------------------------------ 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) = 1.93
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 235.76 (Adapted Stein & Brown method)
Melting Pt (deg C): 31.56 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.0481 (Modified Grain method)
VP (Pa, 25 deg C) : 6.42 (Modified Grain method)
Subcooled liquid VP: 0.0551 mm Hg (25 deg C, Mod-Grain method)
: 7.34 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 3.296e+004
log Kow used: 1.93 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 9597.4 mg/L
ECOSAR Class Program (ECOSAR v1.11):
Class(es) found:
Neutral Organics
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 1.10E-007 atm-m3/mole (1.12E-002 Pa-m3/mole)
Group Method: 6.00E-008 atm-m3/mole (6.08E-003 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: 2.942E-007 atm-m3/mole (2.981E-002 Pa-m3/mole)
VP: 0.0481 mm Hg (source: MPBPVP)
WS: 3.3E+004 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 1.93 (KowWin est)
Log Kaw used: -5.347 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 7.277
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.5747
Biowin2 (Non-Linear Model) : 0.4432
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.5715 (weeks-months)
Biowin4 (Primary Survey Model) : 3.5394 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.2498
Biowin6 (MITI Non-Linear Model): 0.1746
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.9201
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): 7.35 Pa (0.0551 mm Hg)
Log Koa (Koawin est ): 7.277
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 4.08E-007
Octanol/air (Koa) model: 4.65E-006
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 1.47E-005
Mackay model : 3.27E-005
Octanol/air (Koa) model: 0.000371
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 13.7898 E-12 cm3/molecule-sec
Half-Life = 0.776 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 9.308 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Reaction With Nitrate Radicals May Be Important!
Fraction sorbed to airborne particulates (phi):
2.37E-005 (Junge-Pankow, Mackay avg)
0.000371 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 729 L/kg (MCI method)
Log Koc: 2.863 (MCI method)
Koc : 147.6 L/kg (Kow method)
Log Koc: 2.169 (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 = 0.940 (BCF = 8.711 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -1.0628 days (HL = 0.08654 days)
Log BCF Arnot-Gobas method (upper trophic) = 0.834 (BCF = 6.819)
Log BAF Arnot-Gobas method (upper trophic) = 0.834 (BAF = 6.819)
log Kow used: 1.93 (estimated)
Volatilization from Water:
Henry LC: 6E-008 atm-m3/mole (estimated by Group SAR Method)
Half-Life from Model River: 1.208E+004 hours (503.4 days)
Half-Life from Model Lake : 1.319E+005 hours (5496 days)
Removal In Wastewater Treatment:
Total removal: 2.19 percent
Total biodegradation: 0.09 percent
Total sludge adsorption: 2.09 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 0.263 18.6 1000
Water 14.7 900 1000
Soil 84.5 1.8e+003 1000
Sediment 0.591 8.1e+003 0
Persistence Time: 1.41e+003 hr