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CAS Number: 37294-49-8
SMILES : S(=O)(=O)(O([Na]))C(C(=O)O([Na]))CC(=O)OCCCCCCCC(C)C
CHEM : Butanedioic acid, sulfo-, c-isodecyl ester, disodium salt
MOL FOR: C14 H24 O7 S1 Na2
MOL WT : 382.38
------------------------------ 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) = -2.53
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 622.34 (Adapted Stein & Brown method)
Melting Pt (deg C): 269.74 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 3.92E-014 (Modified Grain method)
VP (Pa, 25 deg C) : 5.22E-012 (Modified Grain method)
Subcooled liquid VP: 1.92E-011 mm Hg (25 deg C, Mod-Grain method)
: 2.56E-009 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 5.071e+004
log Kow used: -2.53 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 9.7157 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Esters
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 3.82E-015 atm-m3/mole (3.87E-010 Pa-m3/mole)
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: 3.889E-019 atm-m3/mole (3.941E-014 Pa-m3/mole)
VP: 3.92E-014 mm Hg (source: MPBPVP)
WS: 5.07E+004 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: -2.53 (KowWin est)
Log Kaw used: -12.806 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 10.276
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.9417
Biowin2 (Non-Linear Model) : 0.9999
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 3.1487 (weeks )
Biowin4 (Primary Survey Model) : 4.1512 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.5250
Biowin6 (MITI Non-Linear Model): 0.4042
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.9118
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): 2.56E-009 Pa (1.92E-011 mm Hg)
Log Koa (Koawin est ): 10.276
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 1.17E+003
Octanol/air (Koa) model: 0.00463
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 1
Mackay model : 1
Octanol/air (Koa) model: 0.27
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 14.1330 E-12 cm3/molecule-sec
Half-Life = 0.757 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 9.082 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
1 (Junge-Pankow, Mackay avg)
0.27 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 10 L/kg (MCI method)
Log Koc: 1.000 (MCI method)
Koc : 0.04906 L/kg (Kow method)
Log Koc: -1.309 (Kow method)
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
Total Kb for pH > 8 at 25 deg C : 1.430E-002 L/mol-sec
Kb Half-Life at pH 8: 1.536 years
Kb Half-Life at pH 7: 15.360 years
(Total Kb applies only to esters, carbmates, alkyl halides)
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) = -1.8672 days (HL = 0.01358 days)
Log BCF Arnot-Gobas method (upper trophic) = 0.813 (BCF = 6.497)
Log BAF Arnot-Gobas method (upper trophic) = 0.813 (BAF = 6.497)
log Kow used: 3.43 (estimated)
Volatilization from Water:
Henry LC: 3.82E-015 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 2.997E+011 hours (1.249E+010 days)
Half-Life from Model Lake : 3.27E+012 hours (1.362E+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 0.00704 18.2 1000
Water 30.6 360 1000
Soil 69.3 720 1000
Sediment 0.0689 3.24e+003 0
Persistence Time: 639 hr