ChemSpider 2D Image | Iduronic acid | C6H10O7

Iduronic acid

  • Molecular FormulaC6H10O7
  • Average mass194.139 Da
  • Monoisotopic mass194.042648 Da
  • ChemSpider ID17794
  • defined stereocentres - 4 of 4 defined stereocentres


More details:






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

3402-98-0 [RN]
Acide D-iduronique [French] [ACD/IUPAC Name]
D-ido-hexuronic acid
D-Iduronic acid [ACD/Index Name] [ACD/IUPAC Name]
D-Iduronsäure [German] [ACD/IUPAC Name]
Iduronic acid
iduronate
(2S,3R,4R,5S)-2,3,4,5-tetrahydroxy-6-oxohexanoic acid
(2S,3R,4R,5S)-2,3,4,5-Tetrahydroxy-6-oxo-hexanoic acid
[3402-98-0] [RN]
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    Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module

    Density: 1.7±0.1 g/cm3
    Boiling Point: 553.4±50.0 °C at 760 mmHg
    Vapour Pressure: 0.0±3.4 mmHg at 25°C
    Enthalpy of Vaporization: 95.9±6.0 kJ/mol
    Flash Point: 302.6±26.6 °C
    Index of Refraction: 1.592
    Molar Refractivity: 37.6±0.3 cm3
    #H bond acceptors: 7
    #H bond donors: 5
    #Freely Rotating Bonds: 5
    #Rule of 5 Violations: 1
    ACD/LogP: -1.49
    ACD/LogD (pH 5.5): -4.49
    ACD/BCF (pH 5.5): 1.00
    ACD/KOC (pH 5.5): 1.00
    ACD/LogD (pH 7.4): -5.44
    ACD/BCF (pH 7.4): 1.00
    ACD/KOC (pH 7.4): 1.00
    Polar Surface Area: 135 Å2
    Polarizability: 14.9±0.5 10-24cm3
    Surface Tension: 108.0±3.0 dyne/cm
    Molar Volume: 111.1±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) =  -2.48
    
     Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
        Boiling Pt (deg C):  403.05  (Adapted Stein & Brown method)
        Melting Pt (deg C):  151.36  (Mean or Weighted MP)
        VP(mm Hg,25 deg C):  9.28E-010  (Modified Grain method)
        MP  (exp database):  166 deg C
        Subcooled liquid VP: 2.63E-008 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):  1e+006
           log Kow used: -2.48 (estimated)
           no-melting pt equation used
    
     Water Sol Estimate from Fragments:
        Wat Sol (v1.01 est) =  1e+006 mg/L
    
     ECOSAR Class Program (ECOSAR v0.99h):
        Class(es) found:
           Aldehydes-acid
    
     Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
       Bond Method :   3.84E-011  atm-m3/mole
       Group Method:   Incomplete
     Henrys LC [VP/WSol estimate using EPI values]:  2.371E-016 atm-m3/mole
    
     Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
      Log Kow used:  -2.48  (KowWin est)
      Log Kaw used:  -8.804  (HenryWin est)
          Log Koa (KOAWIN v1.10 estimate):  6.324
          Log Koa (experimental database):  None
    
     Probability of Rapid Biodegradation (BIOWIN v4.10):
       Biowin1 (Linear Model)         :   1.6474
       Biowin2 (Non-Linear Model)     :   1.0000
     Expert Survey Biodegradation Results:
       Biowin3 (Ultimate Survey Model):   3.7969  (days        )
       Biowin4 (Primary Survey Model) :   4.6676  (hours-days  )
     MITI Biodegradation Probability:
       Biowin5 (MITI Linear Model)    :   1.1690
       Biowin6 (MITI Non-Linear Model):   0.9881
     Anaerobic Biodegradation Probability:
       Biowin7 (Anaerobic Linear Model):  1.0131
     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):  3.51E-006 Pa (2.63E-008 mm Hg)
      Log Koa (Koawin est  ): 6.324
       Kp (particle/gas partition coef. (m3/ug)):
           Mackay model           :  0.856 
           Octanol/air (Koa) model:  5.18E-007 
       Fraction sorbed to airborne particulates (phi):
           Junge-Pankow model     :  0.969 
           Mackay model           :  0.986 
           Octanol/air (Koa) model:  4.14E-005 
    
     Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
       Hydroxyl Radicals Reaction:
          OVERALL OH Rate Constant =  77.2117 E-12 cm3/molecule-sec
          Half-Life =     0.139 Days (12-hr day; 1.5E6 OH/cm3)
          Half-Life =     1.662 Hrs
       Ozone Reaction:
          No Ozone Reaction Estimation
       Fraction sorbed to airborne particulates (phi): 0.977 (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: -2.48 (estimated)
    
     Volatilization from Water:
        Henry LC:  3.84E-011 atm-m3/mole  (estimated by Bond SAR Method)
        Half-Life from Model River: 2.124E+007  hours   (8.852E+005 days)
        Half-Life from Model Lake : 2.318E+008  hours   (9.656E+006 days)
    
     Removal In Wastewater Treatment:
        Total removal:               1.85  percent
        Total biodegradation:        0.09  percent
        Total sludge adsorption:     1.75  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       0.207           3.32         1000       
       Water     27.8            55.9         1000       
       Soil      72              112          1000       
       Sediment  0.0356          503          0          
         Persistence Time: 116 hr
    
    
    
    
                        

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