ChemSpider 2D Image | 2,2-difluoro-3-hydroxy-3-methyl-butanoic acid | C5H8F2O3

2,2-difluoro-3-hydroxy-3-methyl-butanoic acid

  • Molecular FormulaC5H8F2O3
  • Average mass154.112 Da
  • Monoisotopic mass154.044144 Da
  • ChemSpider ID8948488

More details:

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

2,2-Difluor-3-hydroxy-3-methylbutansäure [German] [ACD/IUPAC Name]
Acide 2,2-difluoro-3-hydroxy-3-méthylbutanoïque [French] [ACD/IUPAC Name]
15080-23-6 [RN]
2,2-difluoro-3-hydroxy-3-methyl-butanoic acid
2,2-Difluoro-3-hydroxy-3-methylbutanoic acid
MFCD16749721 [MDL number]

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

    Density: 1.4±0.1 g/cm3
    Boiling Point: 253.3±40.0 °C at 760 mmHg
    Vapour Pressure: 0.0±1.1 mmHg at 25°C
    Enthalpy of Vaporization: 57.0±6.0 kJ/mol
    Flash Point: 107.0±27.3 °C
    Index of Refraction: 1.415
    Molar Refractivity: 28.6±0.3 cm3
    #H bond acceptors: 3
    #H bond donors: 2
    #Freely Rotating Bonds: 2
    #Rule of 5 Violations: 0
    ACD/LogP: 0.52
    ACD/LogD (pH 5.5): -3.38
    ACD/BCF (pH 5.5): 1.00
    ACD/KOC (pH 5.5): 1.00
    ACD/LogD (pH 7.4): -3.47
    ACD/BCF (pH 7.4): 1.00
    ACD/KOC (pH 7.4): 1.00
    Polar Surface Area: 58 Å2
    Polarizability: 11.3±0.5 10-24cm3
    Surface Tension: 35.5±3.0 dyne/cm
    Molar Volume: 114.2±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) =  0.46

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  210.72  (Adapted Stein & Brown method)
    Melting Pt (deg C):  32.13  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.0301  (Modified Grain method)
    Subcooled liquid VP: 0.0349 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):  2.37e+005
       log Kow used: 0.46 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  4.281e+005 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.85E-010  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.575E-008 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.46  (KowWin est)
  Log Kaw used:  -8.121  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  8.581
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.3790
   Biowin2 (Non-Linear Model)     :   0.1210
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7990  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7041  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.6056
   Biowin6 (MITI Non-Linear Model):   0.0004
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.1953
 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):  4.65 Pa (0.0349 mm Hg)
  Log Koa (Koawin est  ): 8.581
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  6.45E-007 
       Octanol/air (Koa) model:  9.35E-005 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  2.33E-005 
       Mackay model           :  5.16E-005 
       Octanol/air (Koa) model:  0.00743 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   1.6936 E-12 cm3/molecule-sec
      Half-Life =     6.316 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    75.786 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 3.74E-005 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1
      Log Koc:  0.000 

 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: 0.46 (estimated)

 Volatilization from Water:
    Henry LC:  1.85E-010 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 3.929E+006  hours   (1.637E+005 days)
    Half-Life from Model Lake : 4.286E+007  hours   (1.786E+006 days)

 Removal In Wastewater Treatment:
    Total removal:               1.86  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.77  percent
    Total to Air:                0.00  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.00429         152          1000       
   Water     37.5            360          1000       
   Soil      62.4            720          1000       
   Sediment  0.0705          3.24e+003    0          
     Persistence Time: 589 hr

    Click to predict properties on the Chemicalize site


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