ChemSpider 2D Image | 1747857 | C7H14O2

1747857

  • Molecular FormulaC7H14O2
  • Average mass130.185 Da
  • Monoisotopic mass130.099380 Da
  • ChemSpider ID79905

More details:






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

1,1-DIMETHYLETHYL PROPIONATE
1747857
20487-40-5 [RN]
2-Methyl-2-propanyl propionate [ACD/IUPAC Name]
2-Methyl-2-propanylpropionat [German] [ACD/IUPAC Name]
MFCD00009304 [MDL number]
Propanoic acid, 1,1-dimethylethyl ester [ACD/Index Name]
Propionate de 2-méthyl-2-propanyle [French] [ACD/IUPAC Name]
Propionic acid, tert-butyl ester
tert-butyl propanoate
More...

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

43953CC10D [DBID]
254525_ALDRICH [DBID]
UNII:43953CC10D [DBID]
UNII-43953CC10D [DBID]
  • Experimental Physico-chemical Properties
  • Gas Chromatography
    • Retention Index (Kovats):

      800 (estimated with error: 47) NIST Spectra mainlib_2861
      776 (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: 20487405; Active phase: SE-30; Data type: Kovats RI; Authors: Haken, J.K.; Korhonen, I.O.O., Gas-liquid chromatography of homologous esters. XXIX. Propanoyl and monochlorpropanoyl esters of lower saturated branched-chain and unsaturated alcohols, J. Chromatogr., 324, 1985, 343-353., 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: 20487405; Active phase: SE-30; Data type: Kovats RI; Authors: Haken, J.K.; Korhonen, I.O.O., Gas-liquid chromatography of homologous esters. XXIX. Propanoyl and monochlorpropanoyl esters of lower saturated branched-chain and unsaturated alcohols, J. Chromatogr., 324, 1985, 343-353.) NIST Spectra nist ri
      780 (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: 20487405; Active phase: SE-30; Data type: Kovats RI; Authors: Haken, J.K.; Korhonen, I.O.O., Gas-liquid chromatography of homologous esters. XXIX. Propanoyl and monochlorpropanoyl esters of lower saturated branched-chain and unsaturated alcohols, J. Chromatogr., 324, 1985, 343-353.) NIST Spectra nist ri
      781 (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: 20487405; Active phase: SE-30; Data type: Kovats RI; Authors: Haken, J.K.; Korhonen, I.O.O., Gas-liquid chromatography of homologous esters. XXIX. Propanoyl and monochlorpropanoyl esters of lower saturated branched-chain and unsaturated alcohols, J. Chromatogr., 324, 1985, 343-353.) NIST Spectra nist ri
      790 (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: 20487405; Active phase: SE-30; Data type: Kovats RI; Authors: Haken, J.K.; Korhonen, I.O.O., Gas-liquid chromatography of homologous esters. XXIX. Propanoyl and monochlorpropanoyl esters of lower saturated branched-chain and unsaturated alcohols, J. Chromatogr., 324, 1985, 343-353.) NIST Spectra nist ri
      777 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column length: 3 m; Column type: Packed; Start T: 100 C; CAS no: 20487405; 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
      754 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column length: 2 m; Column type: Packed; Start T: 100 C; CAS no: 20487405; Active phase: SE-30; 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
      986 (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: 20487405; Active phase: OV-351; Carrier gas: N2; Data type: Kovats RI; Authors: Haken, J.K.; Korhonen, I.O.O., Gas-liquid chromatography of homologous esters. XXIX. Propanoyl and monochlorpropanoyl esters of lower saturated branched-chain and unsaturated alcohols, J. Chromatogr., 324, 1985, 343-353.) NIST Spectra nist ri
      996 (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: 20487405; Active phase: OV-351; Carrier gas: N2; Data type: Kovats RI; Authors: Haken, J.K.; Korhonen, I.O.O., Gas-liquid chromatography of homologous esters. XXIX. Propanoyl and monochlorpropanoyl esters of lower saturated branched-chain and unsaturated alcohols, J. Chromatogr., 324, 1985, 343-353.) NIST Spectra nist ri
      958 (Program type: Isothermal; Col... (show more) umn class: Standard polar; Column length: 3 m; Column type: Packed; Start T: 100 C; CAS no: 20487405; 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
      998 (Program type: Isothermal; Col... (show more) umn class: Standard polar; Column length: 2 m; Column type: Packed; Start T: 100 C; CAS no: 20487405; 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
    • Retention Index (Normal Alkane):

      717 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 70 0C (1 min) ^ 3 0C/min -> 142 0C ^ 5 0C/min -> 225 0C (10 min); CAS no: 20487405; Active phase: BPX-5; Carrier gas: Helium; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Ortiz, A.; Echeverra, G.; Graell, J.; Lara, I., Calcium dips enhance volatile emission of cold-stored "Fuji Kiki-8" apples, J. Agric. Food Chem., 57(11), 2009, 4931-4938.) NIST Spectra nist ri
      928 (Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.20 mm; Column length: 50 m; Column type: Capillary; Description: 70 0C (1 min) ^ 3 0C/min -> 142 0C ^ 5 0C/min -> 225 0C (10 min); CAS no: 20487405; Active phase: FFAP; Carrier gas: Helium; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Ortiz, A.; Echeverra, G.; Graell, J.; Lara, I., Calcium dips enhance volatile emission of cold-stored "Fuji Kiki-8" apples, J. Agric. Food Chem., 57(11), 2009, 4931-4938.) NIST Spectra nist ri
      964 (Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.2 mm; Column length: 50 m; Column type: Capillary; Description: 70C(1min) => 3C/min => 142C => 5C/min => 225C(10min); CAS no: 20487405; Active phase: FFAP; Carrier gas: He; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Echeverria, G.; Correa, E.; Ruiz-Altisent, M.; Graell, J.; Puy, J.; Lopez, L., Characterization of Fuji apples from different harvest dates and storage conditions from measurements of volatiles by gas chromatography and electronic nose, J. Agric. Food Chem., 52, 2004, 3069-3076., Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.2 mm; Column length: 50 m; Column type: Capillary; Description: 70C(1min) =>3C/min =>142C =>5C/min =>225C (10min); CAS no: 20487405; Active phase: FFAP; Carrier gas: He; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Lara, I.; Echeverria, G.; Graell, J.; Lopez, M.L., Volatile Emission after Controlled Atmosphere Storage of Mondial Gala Apples (Malus domestica): Relationship to Some Involved Enzyme Activities, J. Agric. Food Chem., 55, 2007, 6087-6095., Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.2 mm; Column length: 50 m; Column type: Capillary; Description: 70C(1min) =>3C/min =>142C =>5C/min =>225C (10min); CAS no: 20487405; Active phase: HP-FFAP; Carrier gas: He; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Echeverria, G.; Fuentes, M.T.; Graell, J.; Lopez, M.L., Relationships between volatile production, fruit quality and sensory evaluation of Fuji apples stored in different atmospheres by means of multivariate analysis, J. Sci. Food Agric., 84, 2003, 5-20., Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.2 mm; Column length: 50 m; Column type: Capillary; Description: 70C(1min) =>3C/min =>142C =>5C/min =>225C(10min); CAS no: 20487405; Active phase: FFAP; Carrier gas: He; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Lopez, M.L.; Villatoro, C.; Fuentes, T.; Graell, J.; Lara, I.; Echeverria, G., Volatile compounds, quality parameters and consumer acceptance of 'Pink Lady(R)' apples stored in different conditions, Postharvest Biol. Technol., 43, 2007, 55-66.) NIST Spectra nist ri
      967 (Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.2 mm; Column length: 50 m; Column type: Capillary; Description: 70C (1min) =>3C/min => 142C (2min) => 25C/min =>230C (5min); CAS no: 20487405; Active phase: FFAP; Carrier gas: N2; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Lopez, M.L.; Lavilla, T.; Recasens, I.; Riba, M.; Vendrell, M., Influence of different oxygen and carbon dioxide concentrations during storage on production of volatile compounds by Starking delicious apples, J. Agric. Food Chem., 46(2), 1998, 634-643., Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.2 mm; Column length: 50 m; Column type: Capillary; Description: 70C(1min) => 3C/min =>142C (2min) =>25C/min =>230C(5min); CAS no: 20487405; Active phase: Cross-linked FFAP; Carrier gas: N2; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Lavilla, T.; Puy, J.; Lopez, M.L.; Recasens, I.; Vendrell, M., Relationships between volatile production, fruit quality, and sensory evaluation in Granny Smith apples stored in different controlled-atmosphere treatments by means of multivariate analysis, J. Agric. Food Chem., 47, 1999, 3791-3803., Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.2 mm; Column length: 50 m; Column type: Capillary; Description: 70C(1min) => 3C/min =>142C(2min)=> 25C/min=>230C(5min); CAS no: 20487405; Active phase: FFAP; Carrier gas: N2; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Lopez, M.L.; Lavilla, M.T.; Recasens, I.; Graell, J.; Vendrell, M., Changes in aroma quality of 'Golden Delicious' apples after storage at different oxygen and carbon dioxide concentrations, J. Sci. Food Agric., 80, 2000, 311-324.) NIST Spectra nist ri

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

Density: 0.9±0.1 g/cm3
Boiling Point: 121.5±8.0 °C at 760 mmHg
Vapour Pressure: 14.5±0.2 mmHg at 25°C
Enthalpy of Vaporization: 36.0±3.0 kJ/mol
Flash Point: 20.6±0.0 °C
Index of Refraction: 1.406
Molar Refractivity: 36.2±0.3 cm3
#H bond acceptors: 2
#H bond donors: 0
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 0
ACD/LogP: 1.94
ACD/LogD (pH 5.5): 2.33
ACD/BCF (pH 5.5): 34.53
ACD/KOC (pH 5.5): 439.19
ACD/LogD (pH 7.4): 2.33
ACD/BCF (pH 7.4): 34.53
ACD/KOC (pH 7.4): 439.19
Polar Surface Area: 26 Å2
Polarizability: 14.4±0.5 10-24cm3
Surface Tension: 25.1±3.0 dyne/cm
Molar Volume: 147.6±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) =  2.23

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  125.81  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -49.98  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  16.9  (Mean VP of Antoine & Grain methods)
    BP  (exp database):  118.25 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  1152
       log Kow used: 2.23 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  3468 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   5.45E-004  atm-m3/mole
   Group Method:   4.77E-004  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  2.513E-003 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.23  (KowWin est)
  Log Kaw used:  -1.652  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  3.882
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6758
   Biowin2 (Non-Linear Model)     :   0.9711
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8396  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7354  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.7872
   Biowin6 (MITI Non-Linear Model):   0.8928
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.3814
 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):  2.11E+003 Pa (15.8 mm Hg)
  Log Koa (Koawin est  ): 3.882
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.42E-009 
       Octanol/air (Koa) model:  1.87E-009 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  5.14E-008 
       Mackay model           :  1.14E-007 
       Octanol/air (Koa) model:  1.5E-007 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   0.9587 E-12 cm3/molecule-sec
      Half-Life =    11.157 Days (12-hr day; 1.5E6 OH/cm3)
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 8.27E-008 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  26.14
      Log Koc:  1.417 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  3.891E-002  L/mol-sec
  Kb Half-Life at pH 8:     206.149  days   
  Kb Half-Life at pH 7:       5.644  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 1.014 (BCF = 10.34)
       log Kow used: 2.23 (estimated)

 Volatilization from Water:
    Henry LC:  0.000477 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River:      2.565  hours
    Half-Life from Model Lake :      123.7  hours   (5.152 days)

 Removal In Wastewater Treatment:
    Total removal:              19.52  percent
    Total biodegradation:        0.08  percent
    Total sludge adsorption:     2.11  percent
    Total to Air:               17.32  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       17              268          1000       
   Water     27.5            360          1000       
   Soil      55.4            720          1000       
   Sediment  0.128           3.24e+003    0          
     Persistence Time: 288 hr




                    

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