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CAS Num: 000128-04-1
SMILES : CN(C)C(=S)S[Na]
CHEM : Carbamodithioic acid, dimethyl-, sodium salt
MOL FOR: C3 H6 N1 S2 Na1
MOL WT : 143.20
------------------------------ 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) = -2.41
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):
Boiling Pt (deg C): 461.59 (Adapted Stein & Brown method)
Melting Pt (deg C): 194.66 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 4.17E-009 (Modified Grain method)
VP (Pa, 25 deg C) : 5.56E-007 (Modified Grain method)
Subcooled liquid VP: 2.53E-007 mm Hg (25 deg C, Mod-Grain method)
: 3.37E-005 Pa (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: -2.41 (estimated)
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:
Thiocarbamate, Di(Substit)
Thiocarbamate, Di (Na salt)
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : Incomplete
Group Method: Incomplete
For Henry LC Comparison Purposes:
User-Entered Henry LC: not entered
Henrys LC [via VP/WSol estimate using User-Entered or Estimated values]:
HLC: 7.857E-016 atm-m3/mole (7.961E-011 Pa-m3/mole)
VP: 4.17E-009 mm Hg (source: MPBPVP)
WS: 1E+006 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Can Not Estimate (can not calculate HenryLC)
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.6898
Biowin2 (Non-Linear Model) : 0.7837
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.9313 (weeks )
Biowin4 (Primary Survey Model) : 3.6729 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.3523
Biowin6 (MITI Non-Linear Model): 0.2819
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.6769
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): 3.37E-005 Pa (2.53E-007 mm Hg)
Log Koa (): not available
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 0.0889
Octanol/air (Koa) model: not available
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.763
Mackay model : 0.877
Octanol/air (Koa) model: not available
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 68.5296 E-12 cm3/molecule-sec
Half-Life = 0.156 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 1.873 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
0.82 (Junge-Pankow, Mackay avg)
not available (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 56.21 L/kg (MCI method)
Log Koc: 1.750 (MCI method)
Koc : 6.664 L/kg (Kow method)
Log Koc: 0.824 (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) = -1.2016 days (HL = 0.06286 days)
Log BCF Arnot-Gobas method (upper trophic) = 0.102 (BCF = 1.264)
Log BAF Arnot-Gobas method (upper trophic) = 0.102 (BAF = 1.264)
log Kow used: 0.69 (estimated)
Volatilization from Water:
Henry LC: 7.86E-016 atm-m3/mole (calculated from VP/WS)
Half-Life from Model River: 8.917E+011 hours (3.715E+010 days)
Half-Life from Model Lake : 9.728E+012 hours (4.053E+011 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 8.19e-008 3.75 1000
Water 21.4 360 1000
Soil 78.5 720 1000
Sediment 0.0885 3.24e+003 0
Persistence Time: 724 hr