ChemSpider 2D Image | Acetic formic anhydride | C3H4O3

Acetic formic anhydride

  • Molecular FormulaC3H4O3
  • Average mass88.062 Da
  • Monoisotopic mass88.016045 Da
  • ChemSpider ID67812

More details:






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

2258-42-6 [RN]
Acetic acid, anhydride with formic acid
Acetic formic anhydride [Wiki]
Acetic-formic anhydride
Acetyloxymethanone
Formyl acetate
Methanone, (acetyloxy)- [ACD/Index Name]
2-[[amino-[2-(sulfothio)ethylimino]methyl]amino]propane
aceticformicanhydride
METHENOLONE ACETATE [USAN]
More...

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

Density: 1.1±0.1 g/cm3
Boiling Point: 102.6±23.0 °C at 760 mmHg
Vapour Pressure: 33.5±0.2 mmHg at 25°C
Enthalpy of Vaporization: 34.2±3.0 kJ/mol
Flash Point: 31.0±19.8 °C
Index of Refraction: 1.372
Molar Refractivity: 17.9±0.3 cm3
#H bond acceptors: 3
#H bond donors: 0
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: -0.35
ACD/LogD (pH 5.5): -0.11
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 20.75
ACD/LogD (pH 7.4): -0.11
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 20.75
Polar Surface Area: 43 Å2
Polarizability: 7.1±0.5 10-24cm3
Surface Tension: 30.4±3.0 dyne/cm
Molar Volume: 78.9±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) =  -1.12

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  28.88  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -99.48  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  658  (Mean VP of Antoine & Grain methods)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  1e+006
       log Kow used: -1.12 (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:
       Neutral Organics

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.88E-005  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  7.624E-005 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -1.12  (KowWin est)
  Log Kaw used:  -2.700  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  1.580
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7056
   Biowin2 (Non-Linear Model)     :   0.8530
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.0046  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7207  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4506
   Biowin6 (MITI Non-Linear Model):   0.5007
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.7565
 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):  8.77E+004 Pa (658 mm Hg)
  Log Koa (Koawin est  ): 1.580
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  3.42E-011 
       Octanol/air (Koa) model:  9.33E-012 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1.24E-009 
       Mackay model           :  2.74E-009 
       Octanol/air (Koa) model:  7.47E-010 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   0.0422 E-12 cm3/molecule-sec
      Half-Life =   253.700 Days (12-hr day; 1.5E6 OH/cm3)
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 1.99E-009 (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]:
  Total Kb for pH > 8 at 25 deg C :  1.738E+005  L/mol-sec
  Kb Half-Life at pH 8:       3.987  seconds
  Kb Half-Life at pH 7:      39.871  seconds

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: -1.12 (estimated)

 Volatilization from Water:
    Henry LC:  4.88E-005 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      12.22  hours
    Half-Life from Model Lake :        212  hours   (8.831 days)

 Removal In Wastewater Treatment:
    Total removal:               4.36  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.72  percent
    Total to Air:                2.56  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       15              6.09e+003    1000       
   Water     43.9            360          1000       
   Soil      41              720          1000       
   Sediment  0.0804          3.24e+003    0          
     Persistence Time: 313 hr




                    

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