ChemSpider 2D Image | Acifran | C12H10O4


  • Molecular FormulaC12H10O4
  • Average mass218.205 Da
  • Monoisotopic mass218.057907 Da
  • ChemSpider ID46712

More details:

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

2-Furancarboxylic acid, 4,5-dihydro-5-methyl-4-oxo-5-phenyl- [ACD/Index Name]
2-Methyl-2-phenyl-3(2H)-furanone-5-carboxylic Acid
5-Methyl-4-oxo-5-phenyl-4,5-dihydro-2-furancarbonsäure [German] [ACD/IUPAC Name]
5-Methyl-4-oxo-5-phenyl-4,5-dihydro-2-furancarboxylic acid [ACD/IUPAC Name]
5-Methyl-4-oxo-5-phenyl-4,5-dihydrofuran-2-carboxylic acid
72420-38-3 [RN]
Acide 5-méthyl-4-oxo-5-phényl-4,5-dihydro-2-furanecarboxylique [French] [ACD/IUPAC Name]
(±)-4,5-Dihydro-5-methyl-4-oxo-5-phenyl-2-furoic acid

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

AY 25712 [DBID]
AY-25712 [DBID]
D02753 [DBID]

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

Density: 1.3±0.1 g/cm3
Boiling Point: 378.4±42.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.9 mmHg at 25°C
Enthalpy of Vaporization: 66.1±3.0 kJ/mol
Flash Point: 149.4±21.4 °C
Index of Refraction: 1.592
Molar Refractivity: 54.9±0.3 cm3
#H bond acceptors: 4
#H bond donors: 1
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: 1.41
ACD/LogD (pH 5.5): -1.86
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -2.47
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 64 Å2
Polarizability: 21.8±0.5 10-24cm3
Surface Tension: 55.1±3.0 dyne/cm
Molar Volume: 162.4±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) =  2.51

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  372.93  (Adapted Stein & Brown method)
    Melting Pt (deg C):  139.62  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.02E-006  (Modified Grain method)
    MP  (exp database):  176 deg C
    Subcooled liquid VP: 3.75E-005 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):  627.7
       log Kow used: 2.51 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  3895.6 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Vinyl/Allyl Ketones-acid
       Vinyl/Allyl Ethers-acid

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.03E-011  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  4.666E-010 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.51  (KowWin est)
  Log Kaw used:  -9.081  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  11.591
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.3200
   Biowin2 (Non-Linear Model)     :   0.0372
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8603  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7380  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4786
   Biowin6 (MITI Non-Linear Model):   0.2962
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.3726
 Ready Biodegradability Prediction:   NO

Hydrocarbon Biodegradation (BioHCwin v1.01):
    Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  0.005 Pa (3.75E-005 mm Hg)
  Log Koa (Koawin est  ): 11.591
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.0006 
       Octanol/air (Koa) model:  0.0957 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.0212 
       Mackay model           :  0.0458 
       Octanol/air (Koa) model:  0.884 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  40.9317 E-12 cm3/molecule-sec
      Half-Life =     0.261 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     3.136 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     0.875000 E-17 cm3/molecule-sec
      Half-Life =     1.310 Days (at 7E11 mol/cm3)
      Half-Life =     31.433 Hrs
   Fraction sorbed to airborne particulates (phi): 0.0335 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  10
      Log Koc:  1.000 

 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: 2.51 (estimated)

 Volatilization from Water:
    Henry LC:  2.03E-011 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:  4.26E+007  hours   (1.775E+006 days)
    Half-Life from Model Lake : 4.648E+008  hours   (1.937E+007 days)

 Removal In Wastewater Treatment:
    Total removal:               3.12  percent
    Total biodegradation:        0.10  percent
    Total sludge adsorption:     3.02  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       0.000391        5.23         1000       
   Water     18.6            360          1000       
   Soil      81.2            720          1000       
   Sediment  0.132           3.24e+003    0          
     Persistence Time: 753 hr


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