ChemSpider 2D Image | 26A19CG6J9 | C6H12O2

26A19CG6J9

  • Molecular FormulaC6H12O2
  • Average mass116.158 Da
  • Monoisotopic mass116.083733 Da
  • ChemSpider ID7064

More details:






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

202-594-9 [EINECS]
26A19CG6J9
2-Methylpentanoic acid [ACD/IUPAC Name]
2-METHYLPENTANOIC ACID, (R)-
2-METHYLPENTANOIC ACID, (S)-
2-Methylpentansäure [German] [ACD/IUPAC Name]
2-Methylvaleric acid
97-61-0 [RN]
Acide 2-méthylpentanoïque [French] [ACD/IUPAC Name]
Pentanoic acid, 2-methyl- [ACD/Index Name]
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

109878_ALDRICH [DBID]
52739CH9WO [DBID]
6382279539 [DBID]
69643_FLUKA [DBID]
AI3-26042 [DBID]
BRN 1720655 [DBID]
FEMA No. 2754 [DBID]
LMFA01020074 [DBID]
MFCD00002671 [DBID]
NSC 8406 [DBID]
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  • Experimental Physico-chemical Properties
  • Miscellaneous
  • Gas Chromatography
    • Retention Index (Kovats):

      910 (estimated with error: 51) NIST Spectra mainlib_333880, replib_156855, replib_233973
    • Retention Index (Normal Alkane):

      1764 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 40 C; End T: 230 C; End time: 15 min; Start time: 2 min; CAS no: 97610; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Fan, W.; Qian, M.C., Characterization of Aroma Compounds of Chinese "Wuliangye" and "Jiannanchun" Liquors by Aroma Extract Dilution Analysis, J. Agric. Food Chem., 54, 2006, 2695-2704.) NIST Spectra nist ri
      1755 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 40 C; End T: 250 C; End time: 10 min; Start time: 2 min; CAS no: 97610; Active phase: ZB-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Wu, S.; Krings, U.; Zorn, H.; Berger, R.G., Volatile compounds from the fruiting bodies of beefsteak fungus Fistulina hepatica (Schaeffer: Fr.) Fr., Food Chem., 92, 2005, 221-226.) NIST Spectra nist ri
      1769 (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: 230 C; End time: 10 min; Start time: 10 min; CAS no: 97610; Active phase: TC-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Suhardi, S.; Suzuki, M.; Yoshida, K.; Muto, T.; Fujita, A.; Watanbe, N., Changes in the volatile compounds and in the chemical and physical properties of snake fruit (Salacca edulis Reinw) Cv. Pondoh during maturation, J. Agric. Food Chem., 50, 2002, 7627-7633.) NIST Spectra nist ri
      1770 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 60 C; End T: 180 C; CAS no: 97610; Active phase: DB-Wax; Carrier gas: He; Data type: Normal alkane RI; Authors: Sekiwa, Y.; Kubota, K.; Kobayashi, A., Characteristic flavor components in the brew of cooked clam (Meretrix lusoria) and the effect of storage on flavor formation, J. Agric. Food Chem., 45, 1997, 826-830.) NIST Spectra nist ri
    • Retention Index (Linear):

      983.9 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: Multi-step temperature program; T(initial)=60C; T(final)=270C; CAS no: 97610; Active phase: VF-5MS; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Tret'yakov, K.V., Retention Data. NIST Mass Spectrometry Data Center., 2007.) NIST Spectra nist ri
      1775 (Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.25 mm; Column length: 50 m; Column type: Capillary; Description: 20C (5min) => 2C/min =>70C => 4C/min => 210C; CAS no: 97610; Active phase: FFAP; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Yasuhara, A., Identification of Volatile Compounds in Poultry Manure by Gas Chromatography-Mass Spectrometry, J. Chromatogr., 387, 1987, 371-378.) 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: 195.4±8.0 °C at 760 mmHg
Vapour Pressure: 0.2±0.8 mmHg at 25°C
Enthalpy of Vaporization: 47.6±6.0 kJ/mol
Flash Point: 91.1±0.0 °C
Index of Refraction: 1.425
Molar Refractivity: 31.4±0.3 cm3
#H bond acceptors: 2
#H bond donors: 1
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 0
ACD/LogP: 1.66
ACD/LogD (pH 5.5): 0.99
ACD/BCF (pH 5.5): 2.17
ACD/KOC (pH 5.5): 36.76
ACD/LogD (pH 7.4): -0.80
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 37 Å2
Polarizability: 12.4±0.5 10-24cm3
Surface Tension: 31.3±3.0 dyne/cm
Molar Volume: 122.6±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) =  1.98
    Log Kow (Exper. database match) =  1.80
       Exper. Ref:  Catz,P & Friend,DR (1989)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  195.80  (Adapted Stein & Brown method)
    Melting Pt (deg C):  15.24  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.429  (Mean VP of Antoine & Grain methods)
    BP  (exp database):  196.5 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  7468
       log Kow used: 1.80 (expkow database)
       no-melting pt equation used
     Water Sol (Exper. database match) =  1.5e+004 mg/L (20 deg C)
        Exper. Ref:  RIEMENSCHNEIDER,W (1986)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  17781 mg/L
    Wat Sol (Exper. database match) =  15000.00
       Exper. Ref:  RIEMENSCHNEIDER,W (1986)

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Neutral Organics-acid

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.70E-006  atm-m3/mole
   Group Method:   1.81E-006  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  8.780E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.80  (exp database)
  Log Kaw used:  -4.158  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  5.958
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7649
   Biowin2 (Non-Linear Model)     :   0.8810
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.3071  (days-weeks  )
   Biowin4 (Primary Survey Model) :   4.0657  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.5967
   Biowin6 (MITI Non-Linear Model):   0.7512
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.7498
 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):  52.3 Pa (0.392 mm Hg)
  Log Koa (Koawin est  ): 5.958
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  5.74E-008 
       Octanol/air (Koa) model:  2.23E-007 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  2.07E-006 
       Mackay model           :  4.59E-006 
       Octanol/air (Koa) model:  1.78E-005 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   5.2061 E-12 cm3/molecule-sec
      Half-Life =     2.055 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    24.654 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 3.33E-006 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  6.752
      Log Koc:  0.829 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
    Rate constants can NOT be estimated for this structure!

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: 1.80 (expkow database)

 Volatilization from Water:
    Henry LC:  1.81E-006 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River:      349.7  hours   (14.57 days)
    Half-Life from Model Lake :       3906  hours   (162.7 days)

 Removal In Wastewater Treatment:
    Total removal:               2.20  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     2.00  percent
    Total to Air:                0.10  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       4.76            49.3         1000       
   Water     32.1            208          1000       
   Soil      63.1            416          1000       
   Sediment  0.0859          1.87e+003    0          
     Persistence Time: 279 hr




                    

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