ChemSpider 2D Image | Methyl (methylthio)acetate | C4H8O2S

Methyl (methylthio)acetate

  • Molecular FormulaC4H8O2S
  • Average mass120.170 Da
  • Monoisotopic mass120.024498 Da
  • ChemSpider ID77131

More details:

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

(Méthylsulfanyl)acétate de méthyle [French] [ACD/IUPAC Name]
16630-66-3 [RN]
1902431 [Beilstein]
1S1VO1 [WLN]
240-683-4 [EINECS]
Acetic acid, 2-(methylthio)-, methyl ester [ACD/Index Name]
Methyl (methylmercapto)acetate
Methyl (methylthio)acetate
methyl 2-(methylsulfanyl)acetate
Methyl 2-(methylthio)acetate
More...

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

GN58C28ML9 [DBID]
359440_ALDRICH [DBID]
69340_FLUKA [DBID]
CCRIS 4693 [DBID]
MFCD00039809 [DBID] [MDL number]
UNII:GN58C28ML9 [DBID]
UNII-GN58C28ML9 [DBID]
W400300_ALDRICH [DBID]
ZINC04262387 [DBID]
  • References
  • Experimental Physico-chemical Properties
  • Miscellaneous
  • Gas Chromatography

    • Retention Index (Kovats):

      837 (estimated with error: 89) NIST Spectra mainlib_157127, replib_249847
      1414 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 70 C; End T: 200 C; Start time: 2 min; CAS no: 16630663; Active phase: BP-20; Data type: Kovats RI; Authors: Wyllie, S.G.; Leach, D.N., Aroma volatiles of Cucumis melo cv. golden crispy, J. Agric. Food Chem., 38, 1990, 2042-2044.) NIST Spectra nist ri

    • Retention Index (Normal Alkane):

      855 (Program type: Complex; Column... (show more) class: Standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Description: 40C => 2C/min =>130C =>4C/min => 250C; CAS no: 16630663; Active phase: HP-1; Carrier gas: N2; Phase thickness: 0.52 um; Data type: Normal alkane RI; Authors: Teai, T.; Claude-Lafontaine, A.; Schippa, C.; Cozzolino, F., Volatile compounds in fresh pulp of pineapple (Ananas comosus [L.] Merr.) from French Polynesia, J. Essent. Oil Res., 13(5), 2001, 314-318.) NIST Spectra nist ri
      889 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 40C (6min) => 2.5C/min => 150C => 90C/min => 250C; CAS no: 16630663; Active phase: HP-5; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Jordan, M.J.; Margaria, C.A.; Shaw, P.E.; Goodner, K.L., Aroma active components in aqueous kiwi fruit essence and kiwi fruit puree by GC-MS and multidimensional GC/GC-O, J. Agric. Food Chem., 50, 2002, 5386-5390.) NIST Spectra nist ri
      894 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 40C (6min) => 2.5C/min => 150C => 90C/min => 250C; CAS no: 16630663; Active phase: HP-5; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Jordan, M.J.; Margaria, C.A.; Shaw, P.E.; Goodner, K.L., Aroma active components in aqueous kiwi fruit essence and kiwi fruit puree by GC-MS and multidimensional GC/GC-O, J. Agric. Food Chem., 50, 2002, 5386-5390.) NIST Spectra nist ri
      904 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 40C (6min) => 2.5C/min => 150C => 90C/min => 250C; CAS no: 16630663; Active phase: HP-5; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Jordan, M.J.; Shaw, P.E.; Goodner, K.L., Volatile components in aqueous essence and fresh fruit of Cucumis melo cv. Athena (muskmelon) by GC-MS and GC-O, J. Agric. Food Chem., 49, 2001, 5929-5933.) NIST Spectra nist ri
      929 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 40C (6min) => 2.5C/min => 150C => 90C/min => 250C; CAS no: 16630663; Active phase: HP-5; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Jordan, M.J.; Shaw, P.E.; Goodner, K.L., Volatile components in aqueous essence and fresh fruit of Cucumis melo cv. Athena (muskmelon) by GC-MS and GC-O, J. Agric. Food Chem., 49, 2001, 5929-5933.) NIST Spectra nist ri
      1352 (Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.2 mm; Column length: 50 m; Column type: Capillary; Description: 60C => 2C/min =>150C =>4C/min => 220C; CAS no: 16630663; Active phase: Carbowax 20M; Carrier gas: N2; Phase thickness: 0.2 um; Data type: Normal alkane RI; Authors: Teai, T.; Claude-Lafontaine, A.; Schippa, C.; Cozzolino, F., Volatile compounds in fresh pulp of pineapple (Ananas comosus [L.] Merr.) from French Polynesia, J. Essent. Oil Res., 13(5), 2001, 314-318.) NIST Spectra nist ri
      1393 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 50 C; End T: 220 C; Start time: 3 min; CAS no: 16630663; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Weckerle, B.; Bastl-Borrmann, R.; Richling, E.; Hor, K.; Ruff, C.; Schreier, P., Cactus pear (Opuntia ficus indica) flavour constituents - chiral evaluation (MDGC-MS) and isotope ratio (HRGC-IRMS) analysis, Flavour Fragr. J., 16, 2001, 360-363.) NIST Spectra nist ri

    • Retention Index (Linear):

      925 (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: 280 C; End time: 60 min; Start time: 10 min; CAS no: 16630663; Active phase: CP Sil 5 CB; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Pino, J.; Almora, K.; Marbot, R., Volatile components of papaya (Carica papaya L., maradol variety) fruit, Flavour Fragr. J., 18, 2003, 492-496.) NIST Spectra nist ri
      918 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Description: 0 0C (8 min) -> (1 min) -> 50 0C (2 min) ^ 2.5 0C/min -> 100 0C ^ 6 0C/min -> 250 0C; CAS no: 16630663; Active phase: BPX-5; Carrier gas: He; Phase thickness: 0.50 um; Data type: Linear RI; Authors: Bauchot, A.D.; Mottram, D.S.; Dodson, A.T.; John, P., Effect of aminocyclopropane-1-carboxylic acid oxidase antisense gene on the formation of volatile esters in cantaloupe charentais melon (Cv. Vedrandais), J. Agric. Food Chem., 46(11), 1998, 4787-4792.) NIST Spectra nist ri
      1412 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 40 C; End T: 250 C; End time: 15 min; Start time: 3 min; CAS no: 16630663; Active phase: DB-Wax Etr; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Aubert C.; Pitrat M., Volatile compounds in the skin and pulp of Queen Anne's pocket melon, J. Agric. Food Chem., 54, 2006, 8177-8182.) NIST Spectra nist ri
      1386 (Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 35C(5min)=>3C/min=>150C => 5C/min => 250C (10min); CAS no: 16630663; Active phase: SOLGel-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Aubert, C.; Baumann, S.; Arguel, H., Optimization of the Analysis of Flavor Volatile Compounds by Liquid-Liquid Microextraction (LLME). Application to the Aroma Analysis of Melons, Peaches, Grapes, Strawberries, and Tomatoes, J. Agric. Food Chem., 53, 2005, 8881-8895.) NIST Spectra nist ri
      1402 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 250 C; End time: 20 min; Start time: 3 min; CAS no: 16630663; Active phase: DB-Wax; Carrier gas: H2; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Aubert, C.; Bourger, N., Investigation of volatiles in charentais cantaloupe melons (Cucumis melo Var. cantalupensis). Characterization of aroma constituents in some cultivars, J. Agric. Food Chem., 52, 2004, 4522-4528.) NIST Spectra nist ri
      1395 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 65 C; End T: 250 C; End time: 60 min; Start time: 10 min; CAS no: 16630663; Active phase: AT-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Pino, J.; Almora, K.; Marbot, R., Volatile components of papaya (Carica papaya L., maradol variety) fruit, Flavour Fragr. J., 18, 2003, 492-496.) NIST Spectra nist ri

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

Density: 1.1±0.1 g/cm3
Boiling Point: 157.3±0.0 °C at 760 mmHg
Vapour Pressure: 2.8±0.3 mmHg at 25°C
Enthalpy of Vaporization: 39.4±3.0 kJ/mol
Flash Point: 60.0±0.0 °C
Index of Refraction: 1.454
Molar Refractivity: 30.4±0.3 cm3
#H bond acceptors: 2
#H bond donors: 0
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 0
ACD/LogP: 0.82
ACD/LogD (pH 5.5): 1.02
ACD/BCF (pH 5.5): 3.54
ACD/KOC (pH 5.5): 86.06
ACD/LogD (pH 7.4): 1.02
ACD/BCF (pH 7.4): 3.54
ACD/KOC (pH 7.4): 86.06
Polar Surface Area: 52 Å2
Polarizability: 12.0±0.5 10-24cm3
Surface Tension: 32.1±3.0 dyne/cm
Molar Volume: 112.0±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) =  0.46

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  145.41  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -45.17  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  4.96  (Mean VP of Antoine & Grain methods)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  4.059e+004
       log Kow used: 0.46 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  42260 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.87E-006  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.932E-005 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.46  (KowWin est)
  Log Kaw used:  -4.117  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  4.577
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.8645
   Biowin2 (Non-Linear Model)     :   0.9954
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.0738  (weeks       )
   Biowin4 (Primary Survey Model) :   3.9033  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.7486
   Biowin6 (MITI Non-Linear Model):   0.8777
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.8748
 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):  607 Pa (4.55 mm Hg)
  Log Koa (Koawin est  ): 4.577
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  4.95E-009 
       Octanol/air (Koa) model:  9.27E-009 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1.79E-007 
       Mackay model           :  3.96E-007 
       Octanol/air (Koa) model:  7.41E-007 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   5.2368 E-12 cm3/molecule-sec
      Half-Life =     2.042 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    24.510 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 2.87E-007 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  11.85
      Log Koc:  1.074 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  1.680E+000  L/mol-sec
  Kb Half-Life at pH 8:       4.774  days   
  Kb Half-Life at pH 7:      47.740  days   

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: 0.46 (estimated)

 Volatilization from Water:
    Henry LC:  1.87E-006 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      344.3  hours   (14.35 days)
    Half-Life from Model Lake :       3848  hours   (160.3 days)

 Removal In Wastewater Treatment:
    Total removal:               1.96  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.76  percent
    Total to Air:                0.11  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       3.87            49           1000       
   Water     45.1            360          1000       
   Soil      51              720          1000       
   Sediment  0.0847          3.24e+003    0          
     Persistence Time: 364 hr

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