ChemSpider 2D Image | Butyl isobutyl phthalate | C16H22O4

Butyl isobutyl phthalate

  • Molecular FormulaC16H22O4
  • Average mass278.344 Da
  • Monoisotopic mass278.151794 Da
  • ChemSpider ID26802

More details:

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

1,2-Benzenedicarboxylic acid, butyl 2-methylpropyl ester [ACD/Index Name]
17851-53-5 [RN]
1-butyl 2-(2-methylpropyl) benzene-1,2-dicarboxylate
1-BUTYL 2-(2-METHYLPROPYL) PHTHALATE
241-802-2 [EINECS]
butyl 2-methylpropyl benzene-1,2-dicarboxylate
Butyl isobutyl phthalate [ACD/IUPAC Name]
Butyl-isobutyl-phthalat [German] [ACD/IUPAC Name]
Phtalate de butyle et d'isobutyle [French] [ACD/IUPAC Name]
Phthalic acid, butyl isobutyl ester
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

  • Gas Chromatography

    • Retention Index (Kovats):

      1973 (estimated with error: 47) NIST Spectra mainlib_13434

    • Retention Index (Normal Alkane):

      1891 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 35 0C (5 min) ^ 3 0C/min -> 210 0C ^ 40 0C/min -> 240 0C (10 min); CAS no: 17851535; Active phase: BPX-5; Carrier gas: Helium; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: se Souza, P.P.; Cardeal, Z.DeL.; Augusti, R.; Morrison, P.; Marriott, P.J., Determination of volatile compounds in Brazilian distilled cachaca by using comprehensive two-dimensional gas chromatography and effects of production pathways, J. Chromatogr. A., 1216, 2009, 2881-2890.) NIST Spectra nist ri
      1900 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Description: 40C (10min) => 3C/min => 95C =>10C/min => 270C (10min); CAS no: 17851535; Active phase: DB-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Mateo, J.; Zumalacarregui, J.M., Volatile compounds in chorizo and their changes during ripening, Meat Sci., 44(4), 1996, 255-273., Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; CAS no: 17851535; Active phase: BPX-5; Carrier gas: Helium; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: se Souza, P.P.; Cardeal, Z.DeL.; Augusti, R.; Morrison, P.; Marriott, P.J., Determination of volatile compounds in Brazilian distilled cachaca by using comprehensive two-dimensional gas chromatography and effects of production pathways, J. Chromatogr. A., 1216, 2009, 2881-2890.) NIST Spectra nist ri
      1892 (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: 3 K/min; Start T: 50 C; End T: 240 C; CAS no: 17851535; Active phase: HP-5 MS; Carrier gas: Helium; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Sarikurkcu, C.; Tepe, B.; Daferera, D.; Polissiou, M.; Harmandar, M., Studies on the anioxidant activity of the essential oil and methanol extract of Marrubium globosum subsp. globosum (lamiaceae) by three different chemical assays, Bioresource Technol., 99, 2008, 4239-4246.) NIST Spectra nist ri
      1924 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 40 0C (2 min) ^ 5 0C/min -> 80 0C ^ 7 oC/min -> 160 0C ^ 9 0C/min -> 200 0C ^ 20 0C/min -> 280 0C (10 min); CAS no: 17851535; Active phase: HP-5; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Zhao, Y.; Li, J.; Xu, Y.; Duan, H.; Fan, W.; Zhao, G., EXtraction, preparation and identification of volatile compounds in Changyu XO brandy, Chinese J. Chromatogr., 26(2), 2008, 212-222.) NIST Spectra nist ri
      1944 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Description: 40C (10min) => 3C/min => 95C =>10C/min => 270C (10min); CAS no: 17851535; Active phase: DB-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Mateo, J.; Zumalacarregui, J.M., Volatile compounds in chorizo and their changes during ripening, Meat Sci., 44(4), 1996, 255-273., Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; CAS no: 17851535; Active phase: HP-5; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Zhao, Y.; Li, J.; Xu, Y.; Duan, H.; Fan, W.; Zhao, G., EXtraction, preparation and identification of volatile compounds in Changyu XO brandy, Chinese J. Chromatogr., 26(2), 2008, 212-222.) 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: 315.7±10.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.7 mmHg at 25°C
Enthalpy of Vaporization: 55.7±3.0 kJ/mol
Flash Point: 165.4±8.5 °C
Index of Refraction: 1.498
Molar Refractivity: 77.6±0.3 cm3
#H bond acceptors: 4
#H bond donors: 0
#Freely Rotating Bonds: 9
#Rule of 5 Violations: 0
ACD/LogP: 4.64
ACD/LogD (pH 5.5): 4.58
ACD/BCF (pH 5.5): 1780.44
ACD/KOC (pH 5.5): 7384.58
ACD/LogD (pH 7.4): 4.58
ACD/BCF (pH 7.4): 1780.44
ACD/KOC (pH 7.4): 7384.58
Polar Surface Area: 53 Å2
Polarizability: 30.7±0.5 10-24cm3
Surface Tension: 37.1±3.0 dyne/cm
Molar Volume: 264.6±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) =  4.54

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  330.41  (Adapted Stein & Brown method)
    Melting Pt (deg C):  27.39  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.000364  (Modified Grain method)
    Subcooled liquid VP: 0.000383 mm Hg (25 deg C, Mod-Grain method)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  2.188
       log Kow used: 4.54 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  10.745 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.22E-006  atm-m3/mole
   Group Method:   5.35E-007  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  6.093E-005 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  4.54  (KowWin est)
  Log Kaw used:  -4.302  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  8.842
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.0718
   Biowin2 (Non-Linear Model)     :   0.9999
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.1628  (weeks       )
   Biowin4 (Primary Survey Model) :   4.1731  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.7526
   Biowin6 (MITI Non-Linear Model):   0.8234
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.1797
 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):  0.0511 Pa (0.000383 mm Hg)
  Log Koa (Koawin est  ): 8.842
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  5.87E-005 
       Octanol/air (Koa) model:  0.000171 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.00212 
       Mackay model           :  0.00468 
       Octanol/air (Koa) model:  0.0135 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   9.2686 E-12 cm3/molecule-sec
      Half-Life =     1.154 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    13.848 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.0034 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1224
      Log Koc:  3.088 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  5.262E-002  L/mol-sec
  Kb Half-Life at pH 8:     152.442  days   
  Kb Half-Life at pH 7:       4.174  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 2.793 (BCF = 621)
       log Kow used: 4.54 (estimated)

 Volatilization from Water:
    Henry LC:  5.35E-007 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River:       1828  hours   (76.15 days)
    Half-Life from Model Lake : 2.008E+004  hours   (836.5 days)

 Removal In Wastewater Treatment:
    Total removal:              58.13  percent
    Total biodegradation:        0.54  percent
    Total sludge adsorption:    57.58  percent
    Total to Air:                0.01  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       1.49            27.7         1000       
   Water     20.4            360          1000       
   Soil      69.6            720          1000       
   Sediment  8.52            3.24e+003    0          
     Persistence Time: 553 hr

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