ChemSpider 2D Image | (2Z)-2-Hydroxy-2-pentenedioic acid | C5H6O5

(2Z)-2-Hydroxy-2-pentenedioic acid

  • Molecular FormulaC5H6O5
  • Average mass146.098 Da
  • Monoisotopic mass146.021530 Da
  • ChemSpider ID392475
  • Double-bond stereo - Double-bond stereo

More details:

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

(2Z)-2-Hydroxy-2-pentendisäure [German] [ACD/IUPAC Name]
(2Z)-2-Hydroxy-2-pentenedioic acid [ACD/IUPAC Name]
2-Pentenedioic acid, 2-hydroxy-, (2Z)- [ACD/Index Name]
Acide (2Z)-2-hydroxy-2-pentènedioïque [French] [ACD/IUPAC Name]

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

Density: 1.6±0.1 g/cm3
Boiling Point: 536.9±50.0 °C at 760 mmHg
Vapour Pressure: 0.0±3.2 mmHg at 25°C
Enthalpy of Vaporization: 93.6±6.0 kJ/mol
Flash Point: 292.6±26.6 °C
Index of Refraction: 1.566
Molar Refractivity: 29.8±0.3 cm3
#H bond acceptors: 5
#H bond donors: 3
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 0
ACD/LogP: 0.30
ACD/LogD (pH 5.5): -3.20
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -5.18
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 95 Å2
Polarizability: 11.8±0.5 10-24cm3
Surface Tension: 82.3±3.0 dyne/cm
Molar Volume: 91.2±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) =  -1.05

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  354.42  (Adapted Stein & Brown method)
    Melting Pt (deg C):  128.95  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.56E-007  (Modified Grain method)
    Subcooled liquid VP: 3.9E-006 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: -1.05 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  6.2096e+005 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.17E-012  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  6.844E-014 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -1.05  (KowWin est)
  Log Kaw used:  -9.768  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  8.718
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9821
   Biowin2 (Non-Linear Model)     :   0.9657
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.7655  (days        )
   Biowin4 (Primary Survey Model) :   4.5375  (hours-days  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.8566
   Biowin6 (MITI Non-Linear Model):   0.8849
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  1.2949
 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):  0.00052 Pa (3.9E-006 mm Hg)
  Log Koa (Koawin est  ): 8.718
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.00577 
       Octanol/air (Koa) model:  0.000128 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.172 
       Mackay model           :  0.316 
       Octanol/air (Koa) model:  0.0102 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  32.2955 E-12 cm3/molecule-sec
      Half-Life =     0.331 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     3.974 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     1.137500 E-17 cm3/molecule-sec
      Half-Life =     1.007 Days (at 7E11 mol/cm3)
      Half-Life =     24.179 Hrs
   Fraction sorbed to airborne particulates (phi): 0.244 (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: -1.05 (estimated)

 Volatilization from Water:
    Henry LC:  4.17E-012 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.697E+008  hours   (7.071E+006 days)
    Half-Life from Model Lake : 1.851E+009  hours   (7.714E+007 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       0.000571        5.98         1000       
   Water     26.8            55.9         1000       
   Soil      73.2            112          1000       
   Sediment  0.0344          503          0          
     Persistence Time: 123 hr


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