ChemSpider 2D Image | 3-mercapto-pyruvic acid | C3H4O3S

3-mercapto-pyruvic acid

  • Molecular FormulaC3H4O3S
  • Average mass120.127 Da
  • Monoisotopic mass119.988113 Da
  • ChemSpider ID96

More details:

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

2-Oxo-3-sulfanylpropanoic acid [ACD/IUPAC Name]
2-Oxo-3-sulfanylpropansäure [German] [ACD/IUPAC Name]
3-mercapto-pyruvic acid
Acide 2-oxo-3-sulfanylpropanoïque [French] [ACD/IUPAC Name]
Propanoic acid, 3-mercapto-2-oxo- [ACD/Index Name]
10255-67-1 [RN]
2464-23-5 [RN]
2-keto-3-mercapto-propionic acid
2-oxo-3-sulfanyl-propanoic acid

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

BRN 1747058 [DBID]
C00957 [DBID]

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

Density: 1.4±0.1 g/cm3
Boiling Point: 227.7±23.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.9 mmHg at 25°C
Enthalpy of Vaporization: 51.1±6.0 kJ/mol
Flash Point: 91.5±22.6 °C
Index of Refraction: 1.519
Molar Refractivity: 25.4±0.3 cm3
#H bond acceptors: 3
#H bond donors: 1
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: -0.76
ACD/LogD (pH 5.5): -3.57
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -4.18
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 93 Å2
Polarizability: 10.1±0.5 10-24cm3
Surface Tension: 56.8±3.0 dyne/cm
Molar Volume: 83.8±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) =  -1.30

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  252.43  (Adapted Stein & Brown method)
    Melting Pt (deg C):  54.95  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.0124  (Modified Grain method)
    Subcooled liquid VP: 0.0235 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: -1.30 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  6.3819e+005 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   7.74E-011  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.960E-009 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -1.30  (KowWin est)
  Log Kaw used:  -8.500  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  7.200
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7630
   Biowin2 (Non-Linear Model)     :   0.8750
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.2983  (days-weeks  )
   Biowin4 (Primary Survey Model) :   4.0600  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.5854
   Biowin6 (MITI Non-Linear Model):   0.6507
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  1.0488
 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):  3.13 Pa (0.0235 mm Hg)
  Log Koa (Koawin est  ): 7.200
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  9.57E-007 
       Octanol/air (Koa) model:  3.89E-006 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  3.46E-005 
       Mackay model           :  7.66E-005 
       Octanol/air (Koa) model:  0.000311 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  38.4839 E-12 cm3/molecule-sec
      Half-Life =     0.278 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     3.335 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 5.56E-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: -1.30 (estimated)

 Volatilization from Water:
    Henry LC:  7.74E-011 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:  8.29E+006  hours   (3.454E+005 days)
    Half-Life from Model Lake : 9.044E+007  hours   (3.768E+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       0.00272         6.67         1000       
   Water     34.5            208          1000       
   Soil      65.5            416          1000       
   Sediment  0.0597          1.87e+003    0          
     Persistence Time: 387 hr


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