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ChemSpider 2D Image | 3298 | C4H8OS

3298

  • Molecular FormulaC4H8OS
  • Average mass104.171 Da
  • Monoisotopic mass104.029587 Da
  • ChemSpider ID35442

More details:






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

255-082-2 [EINECS]
2-Butanone, 3-mercapto- [ACD/Index Name]
3298
3-Mercapto-2-butanone
3-Mercapto-2-butanone solution
3-Sulfanyl-2-butanon [German] [ACD/IUPAC Name]
3-Sulfanyl-2-butanone [ACD/IUPAC Name]
3-Sulfanyl-2-butanone [French] [ACD/IUPAC Name]
3-Sulfanylbutan-2-one
40789-98-8 [RN]
More...

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

99G79565PJ [DBID]
UNII:99G79565PJ [DBID]
BRN 1737689 [DBID]
FEMA No. 3298 [DBID]
W329800_ALDRICH [DBID]
W329810_ALDRICH [DBID]
  • Experimental Physico-chemical Properties
  • Miscellaneous
    • Appearance:

      colourless or pale yellow liquid, becomes cloudy after short storage Food and Agriculture Organization of the United Nations 3-Mercapto-2-butanone
    • Safety:

      10-36/37/38 Alfa Aesar B22494
      23-26-37 Alfa Aesar B22494
      3 Alfa Aesar B22494
      DANGER: FLAMMABLE, irritates skin and eyes Alfa Aesar B22494
      GHS02; GHS07 Biosynth Q-100464
      H226; H315; H319; H335 Biosynth Q-100464
      H226-H315-H319-H335 Alfa Aesar B22494
      P210; P261; P305+P351+P338 Biosynth Q-100464
      P210-P261-P303+P361+P353-P305+P351+P338-P405-P501a Alfa Aesar B22494
      Warning Alfa Aesar B22494
      Warning Biosynth Q-100464
      Xi Abblis Chemicals AB1007240
  • Gas Chromatography
    • Retention Index (Normal Alkane):

      768 (Program type: Complex; Column... (show more) class: Standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Description: 40 0C (4 min) ^ 2 0C/min -> 132 0C ^ 10 0C/min -> 250 0C (15 min); CAS no: 40789988; Active phase: CP Sil 5 CB; Phase thickness: 1.2 um; Data type: Normal alkane RI; Authors: Vermeulen, C.; Collin, S., Combinatorial Synthesis and Screening of Nover Odorants such as Polyfunctional Thiols, Combinatorial Chem. & High Throghput Screening, 9, 2006, 583-590.) NIST Spectra nist ri
      789 (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: 2 K/min; Start T: 40 C; End T: 280 C; CAS no: 40789988; Active phase: DB-1; Carrier gas: He; Phase thickness: 1.0 um; Data type: Normal alkane RI; Authors: Tai, C.-Y.; Ho, C.-T., Influence of glutathione oxidation and pH on thermal formation of Maillard-type volatile compounds, J. Agric. Food Chem., 46(6), 1998, 2260-2265.) NIST Spectra nist ri
      787 (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: 40789988; Active phase: DB-1; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Guntert, M.; Bertram, H.-J.; Hopp, R.; Silberzahn, W.; Sommer, H.; Werkhoff, P., Thermal generation of flavor compounds from thiamin and various amino acids, in Recent developments in flavor and fragrance chemistry. Proceedings of the 3rd International Haarmann & Reimer Symposium, Hopp,R.; Mori,K., ed(s), VCH Publishers, New York, 1992, 215-240., 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: 40789988; 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
      816 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Description: 35C(1min) => 40C/min => 60C (1min) => 6C/min => 230C; CAS no: 40789988; Active phase: DB-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Matsui, T.; Guth, H.; Grosch, W., A comparative study of potent odorants in peanut, hazelnut, and pumpkin seed oils on the basis of aroma extract dilution analysis (AEDA) and gas chromatography-olfactometry of headspace samples (GCOH), Lipid - Fett, 100(2), 1998, 51-56.) NIST Spectra nist ri
      1295 (Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Description: 40 0C (4 min) ^ 2 0C/min -> 132 0C ^ 10 0C/min -> 250 0C (15 min); CAS no: 40789988; Active phase: CP-Wax 58CB; Phase thickness: 0.30 um; Data type: Normal alkane RI; Authors: Vermeulen, C.; Collin, S., Combinatorial Synthesis and Screening of Nover Odorants such as Polyfunctional Thiols, Combinatorial Chem. & High Throghput Screening, 9, 2006, 583-590.) NIST Spectra nist ri
      1264 (Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Description: 35C(1min) => 40C/min => 60C (1min) => 6C/min => 230C; CAS no: 40789988; Active phase: FFAP; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Matsui, T.; Guth, H.; Grosch, W., A comparative study of potent odorants in peanut, hazelnut, and pumpkin seed oils on the basis of aroma extract dilution analysis (AEDA) and gas chromatography-olfactometry of headspace samples (GCOH), Lipid - Fett, 100(2), 1998, 51-56.) NIST Spectra nist ri
      1283 (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: 40789988; 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
    • Retention Index (Linear):

      780 (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: 220 C; End time: 10 min; CAS no: 40789988; Active phase: DB-1; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Zhang, Y.; Ho, C.-T., Formation of meatlike aroma compounds from thermal reaction of inosine 5'-monophosphate with cysteine and glutathione, J. Agric. Food Chem., 39, 1991, 1145-1148.) NIST Spectra nist ri
      820 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Description: 40C (2min) => 40C/min =>50C (5min) => 6C/min => 230C (15min); CAS no: 40789988; Active phase: SE-54; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Hofmann, T.; Schieberle, P., Evaluation of the key odorants in a thermally treated solution of ribose and cysteine by aroma extract dilution techniques, J. Agric. Food Chem., 43, 1995, 2187-2194., Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Description: 40C (2min) => 40C/min =>50C (5min) => 6C/min =>230C (15min); CAS no: 40789988; Active phase: SE-54; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Hofmann, T.; Schieberle, P., Identification of potent aroma compounds in thermally treated mixtures of glucose/cysteine and rhamnose/cysteine using aroma extract dilution techniques, J. Agric. Food Chem., 45, 1997, 898-906., Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Heat rate: 7 K/min; Start T: 40 C; End T: 265 C; End time: 5 min; CAS no: 40789988; Active phase: ZB-5; Carrier gas: He; Phase thickness: 0.5 um; Data type: Linear RI; Authors: Ruiz Perez-Cacho, P.; Mahattanatawee, K.; Smoot, J.M.; Rouseff, R., Identification of Sulfur Volatiles in Canned Orange Juices Lacking Orange Flavor, J. Agric. Food Chem., 55, 2007, 5761-5767.) NIST Spectra nist ri
      837 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 60 C; End T: 250 C; End time: 20 min; Start time: 5 min; CAS no: 40789988; Active phase: BPX-5; Phase thickness: 0.5 um; Data type: Linear RI; Authors: Bredie, W.L.P.; Mottram, D.S.; Guy, R.C.E., Effect of temperature and pH on the generation of flavor volatiles in extrusion cooking of wheat flour, J. Agric. Food Chem., 50, 2002, 1118-1125.) NIST Spectra nist ri
      821 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 40 C; End T: 280 C; Start time: 2 min; CAS no: 40789988; Active phase: CP Sil 8 CB; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Elmore, J.S.; Campo, M.M.; Enser, M.; Mottram, D.S., Effect of lipid composition on meat-like model systems containing cysteine, ribose, and polyunsaturated fatty acids, J. Agric. Food Chem., 50, 2002, 1126-1132.) NIST Spectra nist ri
      817 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 40 C; End T: 220 C; End time: 30 min; Start time: 5 min; CAS no: 40789988; Active phase: DB-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Wu, Y.-F.G.; Cadwallader, K.R., Characterization of the aroma of a meatlike process flavoring from soybean-based enzyme-hydrolyzed vegetable protein, J. Agric. Food Chem., 50, 2002, 2900-2907., Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 60 C; End T: 250 C; End time: 20 min; Start time: 5 min; CAS no: 40789988; Active phase: DB-5; Phase thickness: 1 um; Data type: Linear RI; Authors: Madruga, M.S.; Mottram, D.S., The effect of pH on the formation of volatile compounds produced by heating a model system containing 5'-imp and cysteine, J. Braz. Chem. Soc., 9(3), 1998, 261-271., Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 60 C; End T: 250 C; Start time: 5 min; CAS no: 40789988; Active phase: BP-5; Carrier gas: He; Data type: Linear RI; Authors: Whitfield, F.B.; Mottram, D.S., Investigation of the reaction between 4-hydroxy-5-methyl-3(2H)-furanone and cysteine or hydrogen sulfide at pH 4.5, J. Agric. Food Chem., 47(4), 1999, 1626-1634.) NIST Spectra nist ri
      823 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 60 C; End T: 250 C; End time: 10 min; Start time: 5 min; CAS no: 40789988; Active phase: BPX-5; Carrier gas: He; Phase thickness: 0.5 um; Data type: Linear RI; Authors: Ames, J.M.; Guy, R.C.E.; Kipping, G.J., Effect of pH and temperature on the formation of volatile compounds in cysteine/reducing sugar/starch mixtures during extrusion cooking, J. Agric. Food Chem., 49, 2001, 1885-1894.) NIST Spectra nist ri
      816 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 60 C; End T: 250 C; CAS no: 40789988; Active phase: BP-5; Data type: Linear RI; Authors: Whitfield, F.B.; Mottram, D.S., Heterocyclic volatiles formed by heating cysteine or hydrogen sulfide with 4-hydroxy-5-methyl-3(2H)-furanone at pH 6.5, J. Agric. Food Chem., 49, 2001, 816-822.) NIST Spectra nist ri
      815 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 60 C; End T: 250 C; Start time: 5 min; CAS no: 40789988; Active phase: DB-5; Carrier gas: He; Phase thickness: 1 um; Data type: Linear RI; Authors: Mottram, D.S.; Madruga, M.S.; Whitfield, F.B., Some novel meatlike aroma compounds from the reactions of alkanediones with hydrogen sulfide and fuanthiols, J. Agric. Food Chem., 43, 1995, 189-193.) NIST Spectra nist ri
      1282 (Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Description: 40C (2min) => 40C/min =>60C (5min) => 6C/min => 230C (15min); CAS no: 40789988; Active phase: FFAP; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Hofmann, T.; Schieberle, P., Evaluation of the key odorants in a thermally treated solution of ribose and cysteine by aroma extract dilution techniques, J. Agric. Food Chem., 43, 1995, 2187-2194., Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Description: 40C (2min) => 40C/min =>60C (5min) => 6C/min =>230C (15min); CAS no: 40789988; Active phase: FFAP; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Hofmann, T.; Schieberle, P., Identification of potent aroma compounds in thermally treated mixtures of glucose/cysteine and rhamnose/cysteine using aroma extract dilution techniques, J. Agric. Food Chem., 45, 1997, 898-906., Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 40 C; End T: 200 C; End time: 30 min; Start time: 5 min; CAS no: 40789988; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 1 um; Data type: Linear RI; Authors: Wu, Y.-F.G.; Cadwallader, K.R., Characterization of the aroma of a meatlike process flavoring from soybean-based enzyme-hydrolyzed vegetable protein, J. Agric. Food Chem., 50, 2002, 2900-2907.) NIST Spectra nist ri

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

Density: 1.0±0.1 g/cm3
Boiling Point: 140.0±23.0 °C at 760 mmHg
Vapour Pressure: 6.2±0.3 mmHg at 25°C
Enthalpy of Vaporization: 37.7±3.0 kJ/mol
Flash Point: 38.5±22.6 °C
Index of Refraction: 1.449
Molar Refractivity: 28.5±0.3 cm3
#H bond acceptors: 1
#H bond donors: 0
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: 0.67
ACD/LogD (pH 5.5): 0.81
ACD/BCF (pH 5.5): 2.43
ACD/KOC (pH 5.5): 65.64
ACD/LogD (pH 7.4): 0.77
ACD/BCF (pH 7.4): 2.20
ACD/KOC (pH 7.4): 59.46
Polar Surface Area: 56 Å2
Polarizability: 11.3±0.5 10-24cm3
Surface Tension: 28.7±3.0 dyne/cm
Molar Volume: 106.1±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) =  0.13

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  138.57  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -49.84  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  6.78  (Mean VP of Antoine & Grain methods)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  8.862e+004
       log Kow used: 0.13 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  58259 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Thiols(mercaptans)

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.33E-006  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.049E-005 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.13  (KowWin est)
  Log Kaw used:  -4.021  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  4.151
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7048
   Biowin2 (Non-Linear Model)     :   0.7458
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9465  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6752  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4701
   Biowin6 (MITI Non-Linear Model):   0.5722
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.1192
 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):  832 Pa (6.24 mm Hg)
  Log Koa (Koawin est  ): 4.151
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  3.61E-009 
       Octanol/air (Koa) model:  3.48E-009 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1.3E-007 
       Mackay model           :  2.88E-007 
       Octanol/air (Koa) model:  2.78E-007 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  44.4814 E-12 cm3/molecule-sec
      Half-Life =     0.240 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     2.886 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 2.09E-007 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  6.04
      Log Koc:  0.781 

 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: 0.13 (estimated)

 Volatilization from Water:
    Henry LC:  2.33E-006 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      257.5  hours   (10.73 days)
    Half-Life from Model Lake :       2895  hours   (120.6 days)

 Removal In Wastewater Treatment:
    Total removal:               1.98  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.76  percent
    Total to Air:                0.13  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.833           5.77         1000       
   Water     47.7            360          1000       
   Soil      51.4            720          1000       
   Sediment  0.0883          3.24e+003    0          
     Persistence Time: 336 hr




                    

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