ChemSpider 2D Image | Methylphosphinate | CH4O2P

Methylphosphinate

  • Molecular FormulaCH4O2P
  • Average mass79.016 Da
  • Monoisotopic mass78.995438 Da
  • ChemSpider ID10613231

  • Charge - Charge

More details:

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

Methylphosphinat [German] [ACD/IUPAC Name]
Methylphosphinate [ACD/IUPAC Name]
Méthylphosphinate [French] [ACD/IUPAC Name]
Phosphinic acid, P-methyl-, ion(1-) [ACD/Index Name]
METHYLPHOSPHONIC ACID ESTER GROUP

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

Density:
Boiling Point: 167.2±23.0 °C at 760 mmHg
Vapour Pressure: 0.9±0.6 mmHg at 25°C
Enthalpy of Vaporization: 44.5±6.0 kJ/mol
Flash Point: 54.9±22.6 °C
Index of Refraction:
Molar Refractivity:
#H bond acceptors: 2
#H bond donors: 1
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: -2.34
ACD/LogD (pH 5.5): -4.30
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -5.39
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 64 Å2
Polarizability:
Surface Tension:
Molar Volume:

Predicted data is generated using the US Environmental Protection Agency�s EPISuite™ 

                        
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  -1.17

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  162.61  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -40.01  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.662  (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: -1.17 (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 :   5.14E-008  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  6.970E-008 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -1.17  (KowWin est)
  Log Kaw used:  -5.677  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  4.507
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7094
   Biowin2 (Non-Linear Model)     :   0.8667
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.0223  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7323  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4745
   Biowin6 (MITI Non-Linear Model):   0.5585
 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):  78.7 Pa (0.59 mm Hg)
  Log Koa (Koawin est  ): 4.507
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  3.81E-008 
       Octanol/air (Koa) model:  7.89E-009 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1.38E-006 
       Mackay model           :  3.05E-006 
       Octanol/air (Koa) model:  6.31E-007 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   0.2760 E-12 cm3/molecule-sec
      Half-Life =    38.754 Days (12-hr day; 1.5E6 OH/cm3)
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 2.21E-006 (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: -1.17 (estimated)

 Volatilization from Water:
    Henry LC:  5.14E-008 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.019E+004  hours   (424.6 days)
    Half-Life from Model Lake : 1.112E+005  hours   (4635 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       1.09            930          1000       
   Water     39.8            360          1000       
   Soil      59              720          1000       
   Sediment  0.0729          3.24e+003    0          
     Persistence Time: 540 hr

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