ChemSpider 2D Image | Methyl ethanesulfinate | C3H8O2S

Methyl ethanesulfinate

  • Molecular FormulaC3H8O2S
  • Average mass108.159 Da
  • Monoisotopic mass108.024498 Da
  • ChemSpider ID454049

More details:






Validated by Experts, Validated by Users, Non-Validated, Removed by Users

Éthanesulfinate de méthyle [French] [ACD/IUPAC Name]
Ethanesulfinic acid, methyl ester [ACD/Index Name]
Methyl ethanesulfinate [ACD/IUPAC Name]
Methyl-ethansulfinat [German] [ACD/IUPAC Name]
31401-21-5 [RN]
ETHANESULFINIC ACID METHYL ESTER
  • Gas Chromatography
    • Retention Index (Kovats):

      867 (estimated with error: 89) NIST Spectra mainlib_40066
    • Retention Index (Normal Alkane):

      798 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 40 C; End T: 260 C; End time: 60 min; Start time: 5 min; CAS no: 31401215; Active phase: DB-1; Carrier gas: He; Phase thickness: 1 um; Data type: Normal alkane RI; Authors: Yu, T.-H.; Wu, C.-M.; Rosen, R.T.; Hartman, T.G.; Ho, C.-T., Volatile compounds in generated from thermal degradation of alliin and deoxyalliin in an aqueous solution, J. Agric. Food Chem., 42, 1994, 146-153.) NIST Spectra nist ri

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module

Density: 1.2±0.1 g/cm3
Boiling Point: 153.1±23.0 °C at 760 mmHg
Vapour Pressure: 4.3±0.3 mmHg at 25°C
Enthalpy of Vaporization: 37.4±3.0 kJ/mol
Flash Point: 46.4±22.6 °C
Index of Refraction: 1.477
Molar Refractivity: 26.6±0.3 cm3
#H bond acceptors: 2
#H bond donors: 0
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: -0.35
ACD/LogD (pH 5.5): 0.39
ACD/BCF (pH 5.5): 1.17
ACD/KOC (pH 5.5): 38.89
ACD/LogD (pH 7.4): 0.39
ACD/BCF (pH 7.4): 1.17
ACD/KOC (pH 7.4): 38.89
Polar Surface Area: 46 Å2
Polarizability: 10.5±0.5 10-24cm3
Surface Tension: 44.2±3.0 dyne/cm
Molar Volume: 93.9±3.0 cm3

Predicted data is generated using the US Environmental Protection Agency’s EPISuite™

                        
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  -0.34

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  173.49  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -19.86  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.32  (Mean VP of Antoine & Grain methods)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  2.161e+005
       log Kow used: -0.34 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  2.3895e+005 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Neutral Organics

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.25E-008  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  8.693E-007 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -0.34  (KowWin est)
  Log Kaw used:  -5.760  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  5.420
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6961
   Biowin2 (Non-Linear Model)     :   0.8135
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9602  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6917  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4406
   Biowin6 (MITI Non-Linear Model):   0.4680
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.7029
 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):  160 Pa (1.2 mm Hg)
  Log Koa (Koawin est  ): 5.420
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.87E-008 
       Octanol/air (Koa) model:  6.46E-008 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  6.77E-007 
       Mackay model           :  1.5E-006 
       Octanol/air (Koa) model:  5.17E-006 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   7.5477 E-12 cm3/molecule-sec
      Half-Life =     1.417 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    17.005 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 1.09E-006 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  16.47
      Log Koc:  1.217 

 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: -0.34 (estimated)

 Volatilization from Water:
    Henry LC:  4.25E-008 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.433E+004  hours   (597 days)
    Half-Life from Model Lake : 1.564E+005  hours   (6516 days)

 Removal In Wastewater Treatment:
    Total removal:               1.85  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.76  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       0.781           34           1000       
   Water     40.7            360          1000       
   Soil      58.4            720          1000       
   Sediment  0.0748          3.24e+003    0          
     Persistence Time: 502 hr




                    

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