ChemSpider 2D Image | Hypophosphorous acid | H3O2P

Hypophosphorous acid

  • Molecular FormulaH3O2P
  • Average mass65.996 Da
  • Monoisotopic mass65.987068 Da
  • ChemSpider ID10449263

More details:



Featured data source



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

Hypophosphorous acid [NF] [Wiki]
6303-21-5 [RN]
Acide phosphinique [French] [ACD/IUPAC Name]
H2PO(OH) [Formula]
Hypophosphorous acid (VAN)
PH2(OH)O [Formula]
PH2O(OH) [Formula]
Phosphinic acid [ACD/Index Name] [ACD/IUPAC Name]
Phosphinsäure [German] [ACD/IUPAC Name]
[PH2(OH)O]
More...

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

NSC 41904 [DBID]
  • Miscellaneous
    • Appearance:

      colourless liquid Oxford University Chemical Safety Data (No longer updated) More details
    • Stability:

      Stable. Incompatible with strong bases.Reacts violently with oxidizing agents, strong bases, mercury (II) nitrateand mercury (II) oxide. Do not heat above 100 C. Oxford University Chemical Safety Data (No longer updated) More details
    • Safety:

      DANGER: CORROSIVE, burns skin and eyes Alfa Aesar 14142
      Safety glasses, gloves. Adequate ventilation. Oxford University Chemical Safety Data (No longer updated) More details

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

Density:
Boiling Point:
Vapour Pressure:
Enthalpy of Vaporization:
Flash Point:
Index of Refraction:
Molar Refractivity:
#H bond acceptors: 2
#H bond donors: 1
#Freely Rotating Bonds: 0
#Rule of 5 Violations:
ACD/LogP:
ACD/LogD (pH 5.5):
ACD/BCF (pH 5.5):
ACD/KOC (pH 5.5):
ACD/LogD (pH 7.4):
ACD/BCF (pH 7.4):
ACD/KOC (pH 7.4):
Polar Surface Area: 37 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) =  -1.72

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  480.00  (Adapted Stein & Brown method)
    Melting Pt (deg C):  90.27  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.78E-010  (Modified Grain method)
    Subcooled liquid VP: 7.58E-010 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: -1.72 (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 :   Incomplete
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.546E-017 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Can Not Estimate (can not calculate HenryLC)

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7161
   Biowin2 (Non-Linear Model)     :   0.8881
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.0533  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7525  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.5158
   Biowin6 (MITI Non-Linear Model):   0.6503
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.8361
 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):  1.01E-007 Pa (7.58E-010 mm Hg)
  Log Koa (): not available
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  29.7 
       Octanol/air (Koa) model:  not available
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.999 
       Mackay model           :  1 
       Octanol/air (Koa) model:  not available

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   0.1400 E-12 cm3/molecule-sec
      Half-Life =    76.400 Days (12-hr day; 1.5E6 OH/cm3)
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.999 (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: -1.72 (estimated)

 Volatilization from Water:
    Henry LC:  1.55E-017 atm-m3/mole  (calculated from VP/WS)
    Half-Life from Model River: 3.077E+013  hours   (1.282E+012 days)
    Half-Life from Model Lake : 3.357E+014  hours   (1.399E+013 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       4.17e-007       1.83e+003    1000       
   Water     39              360          1000       
   Soil      60.9            720          1000       
   Sediment  0.0713          3.24e+003    0          
     Persistence Time: 579 hr




                    

Click to predict properties on the Chemicalize site


Feedback Form