ChemSpider 2D Image | N-Hydroxy-N-methylformamide | C2H5NO2


  • Molecular FormulaC2H5NO2
  • Average mass75.067 Da
  • Monoisotopic mass75.032028 Da
  • ChemSpider ID15050381

More details:

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

Formamide, N-hydroxy-N-methyl- [ACD/Index Name]
N-Hydroxy-N-methylformamid [German] [ACD/IUPAC Name]
N-Hydroxy-N-methylformamide [ACD/IUPAC Name]
N-Hydroxy-N-méthylformamide [French] [ACD/IUPAC Name]
N-Methylformohydroxamic acid
21239-12-3 [RN]

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

Density: 1.2±0.1 g/cm3
Boiling Point: 138.8±23.0 °C at 760 mmHg
Vapour Pressure: 2.8±0.5 mmHg at 25°C
Enthalpy of Vaporization: 43.8±6.0 kJ/mol
Flash Point: 37.8±22.6 °C
Index of Refraction: 1.440
Molar Refractivity: 16.8±0.3 cm3
#H bond acceptors: 3
#H bond donors: 1
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: -0.76
ACD/LogD (pH 5.5): -0.84
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 8.30
ACD/LogD (pH 7.4): -0.85
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 8.19
Polar Surface Area: 41 Å2
Polarizability: 6.6±0.5 10-24cm3
Surface Tension: 43.1±3.0 dyne/cm
Molar Volume: 63.6±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) =  -1.52

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  193.25  (Adapted Stein & Brown method)
    Melting Pt (deg C):  14.93  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.111  (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: -1.52 (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 :   6.73E-011  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.096E-008 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -1.52  (KowWin est)
  Log Kaw used:  -8.560  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  7.040
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7118
   Biowin2 (Non-Linear Model)     :   0.8747
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.0333  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7394  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4892
   Biowin6 (MITI Non-Linear Model):   0.5934
 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):  13.2 Pa (0.0988 mm Hg)
  Log Koa (Koawin est  ): 7.040
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  2.28E-007 
       Octanol/air (Koa) model:  2.69E-006 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  8.23E-006 
       Mackay model           :  1.82E-005 
       Octanol/air (Koa) model:  0.000215 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  16.2648 E-12 cm3/molecule-sec
      Half-Life =     0.658 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     7.891 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 1.32E-005 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  3.209
      Log Koc:  0.506 

 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: -1.52 (estimated)

 Volatilization from Water:
    Henry LC:  6.73E-011 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 7.538E+006  hours   (3.141E+005 days)
    Half-Life from Model Lake : 8.223E+007  hours   (3.426E+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       0.00158         15.8         1000       
   Water     39              360          1000       
   Soil      60.9            720          1000       
   Sediment  0.0713          3.24e+003    0          
     Persistence Time: 579 hr


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