ChemSpider 2D Image | XN1930000 | C4H6OS

XN1930000

  • Molecular FormulaC4H6OS
  • Average mass102.155 Da
  • Monoisotopic mass102.013931 Da
  • ChemSpider ID13252

More details:






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

1003-10-7 [RN]
2(3H)-Thiophenone, dihydro- [ACD/Index Name]
213-700-8 [EINECS]
2-oxotetrahydrothiophene
2-Oxothiolane
2-Thiophenone, tetrahydro-
4-BUTYROTHIOLACTONE
Dihydro-2(3H)-thiophenon [German] [ACD/IUPAC Name]
Dihydro-2(3H)-thiophenone [ACD/IUPAC Name]
Dihydro-2(3H)-thiophénone [French] [ACD/IUPAC Name]
More...

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

A3ERZ734SN [DBID]
105449_ALDRICH [DBID]
BRN 0105273 [DBID]
NSC 54087 [DBID]
NSC54087 [DBID]
UNII:A3ERZ734SN [DBID]
UNII-A3ERZ734SN [DBID]
ZINC04501380 [DBID]
  • Experimental Physico-chemical Properties
  • Gas Chromatography
    • Retention Index (Kovats):

      912 (estimated with error: 89) NIST Spectra mainlib_125429, replib_107250, replib_236211
    • Retention Index (Normal Alkane):

      952 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 60 C; End T: 220 C; CAS no: 1003107; Active phase: DB-1; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Guntert, M.; Bruning, J.; Emberger, R.; Kopsel, Ml; Kuhn, W.; Thielmann, T.; Werkhoff, P., Identification and formation of some selected sulfur-containing flavor compounds in various meat model systems, J. Agric. Food Chem., 38, 1990, 2027-2041.) NIST Spectra nist ri
      1615 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 60 C; End T: 220 C; CAS no: 1003107; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Guntert, M.; Bruning, J.; Emberger, R.; Kopsel, Ml; Kuhn, W.; Thielmann, T.; Werkhoff, P., Identification and formation of some selected sulfur-containing flavor compounds in various meat model systems, J. Agric. Food Chem., 38, 1990, 2027-2041.) NIST Spectra nist ri

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, version: 14.00

Density: 1.2±0.1 g/cm3
Boiling Point: 197.4±0.0 °C at 760 mmHg
Vapour Pressure: 0.4±0.3 mmHg at 25°C
Enthalpy of Vaporization: 43.4±3.0 kJ/mol
Flash Point: 85.6±0.0 °C
Index of Refraction: 1.544
Molar Refractivity: 26.7±0.3 cm3
#H bond acceptors: 1
#H bond donors: 0
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: 0.60
ACD/LogD (pH 5.5): 0.81
ACD/BCF (pH 5.5): 2.43
ACD/KOC (pH 5.5): 65.74
ACD/LogD (pH 7.4): 0.81
ACD/BCF (pH 7.4): 2.43
ACD/KOC (pH 7.4): 65.74
Polar Surface Area: 42 Å2
Polarizability: 10.6±0.5 10-24cm3
Surface Tension: 44.0±3.0 dyne/cm
Molar Volume: 84.7±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) =  0.60

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  169.33  (Adapted Stein & Brown method)
    Melting Pt (deg C):  3.85  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.61  (Mean VP of Antoine & Grain methods)
    BP  (exp database):  39-40 @ 1 mm Hg deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  3.525e+004
       log Kow used: 0.60 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  71607 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   3.65E-005  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  6.139E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.60  (KowWin est)
  Log Kaw used:  -2.826  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  3.426
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6989
   Biowin2 (Non-Linear Model)     :   0.8261
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9734  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7004  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4674
   Biowin6 (MITI Non-Linear Model):   0.5711
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.4760
 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):  196 Pa (1.47 mm Hg)
  Log Koa (Koawin est  ): 3.426
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.53E-008 
       Octanol/air (Koa) model:  6.55E-010 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  5.53E-007 
       Mackay model           :  1.22E-006 
       Octanol/air (Koa) model:  5.24E-008 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   7.4334 E-12 cm3/molecule-sec
      Half-Life =     1.439 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    17.267 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 8.89E-007 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  9.168
      Log Koc:  0.962 

 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: 0.60 (estimated)

 Volatilization from Water:
    Henry LC:  3.65E-005 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      17.24  hours
    Half-Life from Model Lake :      272.9  hours   (11.37 days)

 Removal In Wastewater Treatment:
    Total removal:               3.78  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.74  percent
    Total to Air:                1.95  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       5.06            34.5         1000       
   Water     46              360          1000       
   Soil      48.9            720          1000       
   Sediment  0.0873          3.24e+003    0          
     Persistence Time: 300 hr




                    

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