ChemSpider 2D Image | MFCD18431078 | C8H16O2

MFCD18431078

  • Molecular FormulaC8H16O2
  • Average mass144.211 Da
  • Monoisotopic mass144.115036 Da
  • ChemSpider ID55236

More details:

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

2308-38-5 [RN]
2-Methyl-2-propanyl butyrate [ACD/IUPAC Name]
2-Methyl-2-propanylbutyrat [German] [ACD/IUPAC Name]
BUTANOIC ACID 1,1-DIMETHYLETHYL ESTER
Butanoic acid, 1,1-dimethylethyl ester [ACD/Index Name]
Butyrate de 2-méthyl-2-propanyle [French] [ACD/IUPAC Name]
MFCD18431078
tert-butyl butanoate
tert-Butyl butyrate
t-butyl butyrate

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

AI3-06048 [DBID]
NSC53778 [DBID]
  • Gas Chromatography

    • Retention Index (Kovats):

      899 (estimated with error: 47) NIST Spectra mainlib_160129
      851 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column diameter: 0.33 mm; Column length: 25 m; Column type: Capillary; Start T: 120 C; CAS no: 2308385; Active phase: SE-30; Carrier gas: N2; Data type: Kovats RI; Authors: Haken, J.K.; Madden, B.G.; Korhonen, I.O.O., Gas chromatography of homologous esters. XXXI. Butanoyl and monochlorobutanoyl esters of lower saturated branched chain and unsaturated alcohols on SE-30 and OV-351 capillary columns, J. Chromatogr., 325, 1985, 61-73.) NIST Spectra nist ri
      858 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column diameter: 0.33 mm; Column length: 25 m; Column type: Capillary; Start T: 100 C; CAS no: 2308385; Active phase: SE-30; Carrier gas: N2; Data type: Kovats RI; Authors: Haken, J.K.; Madden, B.G.; Korhonen, I.O.O., Gas chromatography of homologous esters. XXXI. Butanoyl and monochlorobutanoyl esters of lower saturated branched chain and unsaturated alcohols on SE-30 and OV-351 capillary columns, J. Chromatogr., 325, 1985, 61-73.) NIST Spectra nist ri
      866 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column diameter: 0.33 mm; Column length: 25 m; Column type: Capillary; Start T: 80 C; CAS no: 2308385; Active phase: SE-30; Carrier gas: N2; Data type: Kovats RI; Authors: Haken, J.K.; Madden, B.G.; Korhonen, I.O.O., Gas chromatography of homologous esters. XXXI. Butanoyl and monochlorobutanoyl esters of lower saturated branched chain and unsaturated alcohols on SE-30 and OV-351 capillary columns, J. Chromatogr., 325, 1985, 61-73.) NIST Spectra nist ri
      873 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column diameter: 0.33 mm; Column length: 25 m; Column type: Capillary; Start T: 140 C; CAS no: 2308385; Active phase: SE-30; Carrier gas: N2; Data type: Kovats RI; Authors: Haken, J.K.; Madden, B.G.; Korhonen, I.O.O., Gas chromatography of homologous esters. XXXI. Butanoyl and monochlorobutanoyl esters of lower saturated branched chain and unsaturated alcohols on SE-30 and OV-351 capillary columns, J. Chromatogr., 325, 1985, 61-73., Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column diameter: 0.33 mm; Column length: 25 m; Column type: Capillary; Start T: 60 C; CAS no: 2308385; Active phase: SE-30; Carrier gas: N2; Data type: Kovats RI; Authors: Haken, J.K.; Madden, B.G.; Korhonen, I.O.O., Gas chromatography of homologous esters. XXXI. Butanoyl and monochlorobutanoyl esters of lower saturated branched chain and unsaturated alcohols on SE-30 and OV-351 capillary columns, J. Chromatogr., 325, 1985, 61-73.) NIST Spectra nist ri
      862 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column length: 3 m; Column type: Packed; Start T: 100 C; CAS no: 2308385; Active phase: SE-30; Carrier gas: N2; Substrate: Chromosorb W AW (60-80 mesh); Data type: Kovats RI; Authors: Chastrette, M.; Heintz, M.; Druilhe, A.; Lefort, D., Analyse chromatographique d'esters aliphatiques satures. Relations retention-structure et prevision de la retention, Bull. Soc. Chim. Fr., , 1974, 1852-1856.) NIST Spectra nist ri
      1058 (Program type: Isothermal; Col... (show more) umn class: Standard polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Start T: 80 C; CAS no: 2308385; Active phase: OV-351; Carrier gas: N2; Data type: Kovats RI; Authors: Haken, J.K.; Madden, B.G.; Korhonen, I.O.O., Gas chromatography of homologous esters. XXXI. Butanoyl and monochlorobutanoyl esters of lower saturated branched chain and unsaturated alcohols on SE-30 and OV-351 capillary columns, J. Chromatogr., 325, 1985, 61-73.) NIST Spectra nist ri
      1060 (Program type: Isothermal; Col... (show more) umn class: Standard polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Start T: 60 C; CAS no: 2308385; Active phase: OV-351; Carrier gas: N2; Data type: Kovats RI; Authors: Haken, J.K.; Madden, B.G.; Korhonen, I.O.O., Gas chromatography of homologous esters. XXXI. Butanoyl and monochlorobutanoyl esters of lower saturated branched chain and unsaturated alcohols on SE-30 and OV-351 capillary columns, J. Chromatogr., 325, 1985, 61-73.) NIST Spectra nist ri
      1090 (Program type: Isothermal; Col... (show more) umn class: Standard polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Start T: 100 C; CAS no: 2308385; Active phase: OV-351; Carrier gas: N2; Data type: Kovats RI; Authors: Haken, J.K.; Madden, B.G.; Korhonen, I.O.O., Gas chromatography of homologous esters. XXXI. Butanoyl and monochlorobutanoyl esters of lower saturated branched chain and unsaturated alcohols on SE-30 and OV-351 capillary columns, J. Chromatogr., 325, 1985, 61-73.) NIST Spectra nist ri
      1037 (Program type: Isothermal; Col... (show more) umn class: Standard polar; Column length: 3 m; Column type: Packed; Start T: 100 C; CAS no: 2308385; Active phase: Carbowax 20M; Substrate: Chromosorb WAW (60-80 mesh); Data type: Kovats RI; Authors: Chastrette, M.; Heintz, M.; Druilhe, A.; Lefort, D., Analyse chromatographique d'esters aliphatiques satures. Relations retention-structure et prevision de la retention, Bull. Soc. Chim. Fr., , 1974, 1852-1856.) NIST Spectra nist ri
      1048 (Program type: Isothermal; Col... (show more) umn class: Standard polar; Column length: 2 m; Column type: Packed; Start T: 100 C; CAS no: 2308385; Active phase: Carbowax 20M; Substrate: Chromosorb W; Data type: Kovats RI; Authors: Zarazir, D.; Chovin, P.; Guiochon, G., Identification of hydroxylic compounds and their derivatives by gas chromatography, Chromatographia, 3, 1970, 180-195.) NIST Spectra nist ri

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

Density: 0.9±0.1 g/cm3
Boiling Point: 143.6±8.0 °C at 760 mmHg
Vapour Pressure: 5.3±0.3 mmHg at 25°C
Enthalpy of Vaporization: 38.1±3.0 kJ/mol
Flash Point: 39.1±9.7 °C
Index of Refraction: 1.412
Molar Refractivity: 40.9±0.3 cm3
#H bond acceptors: 2
#H bond donors: 0
#Freely Rotating Bonds: 4
#Rule of 5 Violations: 0
ACD/LogP: 2.47
ACD/LogD (pH 5.5): 2.71
ACD/BCF (pH 5.5): 67.70
ACD/KOC (pH 5.5): 711.15
ACD/LogD (pH 7.4): 2.71
ACD/BCF (pH 7.4): 67.70
ACD/KOC (pH 7.4): 711.15
Polar Surface Area: 26 Å2
Polarizability: 16.2±0.5 10-24cm3
Surface Tension: 25.9±3.0 dyne/cm
Molar Volume: 164.1±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) =  2.72

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  148.39  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -37.75  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  4.32  (Mean VP of Antoine & Grain methods)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  384
       log Kow used: 2.72 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1115.6 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   7.23E-004  atm-m3/mole
   Group Method:   6.74E-004  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  2.135E-003 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.72  (KowWin est)
  Log Kaw used:  -1.529  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  4.249
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6691
   Biowin2 (Non-Linear Model)     :   0.9650
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8086  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7152  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.7949
   Biowin6 (MITI Non-Linear Model):   0.8951
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.4074
 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):  527 Pa (3.95 mm Hg)
  Log Koa (Koawin est  ): 4.249
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  5.7E-009 
       Octanol/air (Koa) model:  4.36E-009 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  2.06E-007 
       Mackay model           :  4.56E-007 
       Octanol/air (Koa) model:  3.48E-007 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   2.1741 E-12 cm3/molecule-sec
      Half-Life =     4.920 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    59.037 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 3.31E-007 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  48.21
      Log Koc:  1.683 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  2.391E-002  L/mol-sec
  Kb Half-Life at pH 8:     335.569  days   
  Kb Half-Life at pH 7:       9.187  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 1.392 (BCF = 24.69)
       log Kow used: 2.72 (estimated)

 Volatilization from Water:
    Henry LC:  0.000674 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River:      2.269  hours
    Half-Life from Model Lake :      125.4  hours   (5.227 days)

 Removal In Wastewater Treatment:
    Total removal:              25.30  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     3.26  percent
    Total to Air:               21.94  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       11              118          1000       
   Water     22.2            360          1000       
   Soil      66.6            720          1000       
   Sediment  0.223           3.24e+003    0          
     Persistence Time: 330 hr

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