Ethyl (Methylthio)acetate

Experimental data
Predicted - ACD/Labs
Predicted - EPISuite
Predicted - ChemAxon
Predicted - Mcule

References
- Fema No:
  
  3835 Sigma-Aldrich ALDRICH-W383503

Experimental Physico-chemical Properties

Experimental Refraction Index:

Experimental Density:

1.06 g/mL Alfa Aesar B24285

Miscellaneous

Appearance:

colourless liquid with a fruity odour Food and Agriculture Organization of the United Nations Ethyl (methylthio)acetate

Retention Index (Normal Alkane):

953.8 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 65 C; End T: 280 C; End time: 30 min; Start time: 10 min; CAS no: 4455134; Active phase: CP Sil 5 CB; Carrier gas: He; Phase thickness: 0.4 um; Data type: Normal alkane RI; Authors: Joulain, D.; Casazza, A.; Laurent, R.; Portier, D.; Guillamon, N.; Pandya, R.; Le, M.; Viljoen, A., Volatile flavor constituents of fruits from Southern Africa: mobola plum (Parinari curatellifolia), J. Agric. Food Chem., 52, 2004, 2322-2325.) NIST Spectra nist ri

981 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 50C(1min) =>5C/min =>100C =>10C/min =>250C (9min); CAS no: 4455134; Active phase: DB-5; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Beaulieu, J.C.; Lancaster, V.A., Correlating Volatile Compounds, Sensory Attributes, and Quality Parameters in Stored Fresh-Cut Cantaloupe, J. Agric. Food Chem., 55, 2007, 9503-9513.) NIST Spectra nist ri

996 (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: 4455134; 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

973.3 (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: 4455134; 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

979 (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: 2 K/min; Start T: 40 C; End T: 300 C; CAS no: 4455134; Active phase: SE-54; Carrier gas: He; Phase thickness: 1.05 um; Data type: Normal alkane RI; Authors: Weenen, H.; Koolhaas, W.E.; Apriyantono, A., Sulfur-containing volatiles of durian fruits (Durio zibethinus Murr.), J. Agric. Food Chem., 44, 1996, 3291-3293.) NIST Spectra nist ri

1447 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 220 C; End time: 10 min; Start time: 10 min; CAS no: 4455134; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Hayata, Y.; Sakamoto, T.; Kozuka, H.; Sakamoto, K.; Osajima, Y., Analysis of aromatic volatile compounds in 'Miyabi' melon (Cucumis melo L.) using the Porapak Q column, J. Jpn. Soc. Hortic. Sci., 71(4), 2002, 517-525.) NIST Spectra nist ri

1439 (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: 4455134; Active phase: DB-Wax; Carrier gas: H2; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Werkhoff, P.; Guntert, M.; Krammer, G.; Sommer, H.; Kaulen, J., Vacuum headspace method in aroma research: flavor chemistry of yellow passion fruits, J. Agric. Food Chem., 46, 1998, 1076-1093.) NIST Spectra nist ri

Retention Index (Linear):

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: 280 C; End time: 60 min; Start time: 10 min; CAS no: 4455134; 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

981 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 50C (1min) =>5C/min => 100C => 10C/min => 250C (9min); CAS no: 4455134; Active phase: DB-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Beaulieu, J.C.; Grimm, C.C., Identification of volatile compounds in cantaloupe at various developmental stages using solid phase microextraction, J. Agric. Food Chem., 49, 2001, 1345-1352.) NIST Spectra nist ri

1006 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 50 C; End T: 200 C; Start time: 1 min; CAS no: 4455134; Active phase: HP-5; Carrier gas: He; Data type: Linear RI; Authors: Shalit, M.; Katzir, N.; Tadmor, Y.; Larkov, O.; Burger, Y.; Shalekhet, F.; Lastochkin, E.; Ravid, U.; Amar, O.; Edelstein, M.; Karchi, Z.; Lewinsohn, E., Acetyl-CoA: alcohol acetyltransferase activity and aroma formation in ripening melon fruits, J. Agric. Food Chem., 49, 2001, 794-799.) NIST Spectra nist ri

990 (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: 4455134; 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

1452 (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: 4455134; 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

1418 (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(10 min); CAS no: 4455134; 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., 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: 4455134; 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

1451 (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: 4455134; 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

1436 (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: 35 C; End T: 220 C; End time: 10 min; Start time: 5 min; CAS no: 4455134; Active phase: ZB-Wax; Carrier gas: He; Phase thickness: 0.15 um; Data type: Linear RI; Authors: Ledauphin, J.; Saint-Clair, J.-F.; Lablanquie, O.; Guichard, H.; Founier, N.; Guichard, E.; Barillier, D., Identification of trace volatile compounds in freshly distilled calvados and cognac using preparative separations coupled with gas chromatography-mass spectrometry, J. Agric. Food Chem., 52, 2004, 5124-5134.) NIST Spectra nist ri

1447 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 220 C; End time: 30 min; Start time: 10 min; CAS no: 4455134; Active phase: DB-Wax; Carrier gas: He; Data type: Linear RI; Authors: Hayata, Y.; Sakamoto, T.; Maneerat, C.; Li, X.; Kozuka, H.; Sakamoto, K., Evaluation of aroma compounds contributing to muskmelon flavor in Porapak Q extracts by aroma extract dilution analysis, J. Agric. Food Chem., 51, 2003, 3415-3418.) NIST Spectra nist ri

1434 (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: 4455134; 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

1438 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 40 C; End T: 200 C; Start time: 10 min; CAS no: 4455134; Active phase: DB-Wax; Carrier gas: He; Data type: Linear RI; Authors: Umano, K.; Hagi, Y.; Nakahara, K.; Shoji, A.; Shibamoto, T., Volatile constituents of green and ripened pineapple (Aanas comosus [L.] Merr.), J. Agric. Food Chem., 40(4), 1992, 599-603.) NIST Spectra nist ri

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

Density:	1.0±0.1 g/cm³
Boiling Point:	165.0±23.0 °C at 760 mmHg
Vapour Pressure:	1.9±0.3 mmHg at 25°C
Enthalpy of Vaporization:	40.2±3.0 kJ/mol
Flash Point:	59.4±0.0 °C
Index of Refraction:	1.457
Molar Refractivity:	35.0±0.3 cm³
#H bond acceptors:	2
#H bond donors:	0
#Freely Rotating Bonds:	4
#Rule of 5 Violations:	0

ACD/LogP:	1.35
ACD/LogD (pH 5.5):	1.41
ACD/BCF (pH 5.5):	6.92
ACD/KOC (pH 5.5):	139.00
ACD/LogD (pH 7.4):	1.41
ACD/BCF (pH 7.4):	6.92
ACD/KOC (pH 7.4):	139.00
Polar Surface Area:	52 Å²
Polarizability:	13.9±0.5 10^-24cm³
Surface Tension:	32.3±3.0 dyne/cm
Molar Volume:	128.5±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) =  0.95

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  167.21  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -33.17  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.79  (Mean VP of Antoine & Grain methods)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  1.364e+004
       log Kow used: 0.95 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  13704 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.48E-006  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.317E-005 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.95  (KowWin est)
  Log Kaw used:  -3.994  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  4.944
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.8578
   Biowin2 (Non-Linear Model)     :   0.9944
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.0428  (weeks       )
   Biowin4 (Primary Survey Model) :   3.8831  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.7563
   Biowin6 (MITI Non-Linear Model):   0.8803
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.9008
 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):  216 Pa (1.62 mm Hg)
  Log Koa (Koawin est  ): 4.944
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.39E-008 
       Octanol/air (Koa) model:  2.16E-008 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  5.02E-007 
       Mackay model           :  1.11E-006 
       Octanol/air (Koa) model:  1.73E-006 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   6.6809 E-12 cm3/molecule-sec
      Half-Life =     1.601 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    19.212 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 8.06E-007 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  21.85
      Log Koc:  1.339 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  1.587E+000  L/mol-sec
  Kb Half-Life at pH 8:       5.055  days   
  Kb Half-Life at pH 7:      50.545  days   

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: 0.95 (estimated)

 Volatilization from Water:
    Henry LC:  2.48E-006 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      274.7  hours   (11.44 days)
    Half-Life from Model Lake :       3093  hours   (128.9 days)

 Removal In Wastewater Treatment:
    Total removal:               2.02  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.79  percent
    Total to Air:                0.14  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       3.37            38.4         1000       
   Water     43.1            360          1000       
   Soil      53.5            720          1000       
   Sediment  0.0855          3.24e+003    0          
     Persistence Time: 368 hr

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