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ChemSpider 2D Image | 1,2-Bis(diphenylphosphino)ethane | C26H24P2

1,2-Bis(diphenylphosphino)ethane

  • Molecular FormulaC26H24P2
  • Average mass398.416 Da
  • Monoisotopic mass398.135315 Da
  • ChemSpider ID66873

More details:

Featured data source
The Merck Index Online

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

[2-(diphenylphosphanyl)ethyl]diphenylphosphane
1,2-Bis(diphenylphosphine)ethane
1,2-Bis(diphenylphosphino)ethane [Wiki]
1,2-Ethandiylbis(diphenylphosphin) [German] [ACD/IUPAC Name]
1,2-Ethanediylbis(diphenylphosphine) [ACD/IUPAC Name]
1,2-Éthanediylbis(diphénylphosphine) [French] [ACD/IUPAC Name]
1663-45-2 [RN]
216-769-2 [EINECS]
761261 [Beilstein]
DIPHOS
More...

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

106496_ALDRICH [DBID]
14823_FLUKA [DBID]
376728_ALDRICH [DBID]
CCRIS 4693 [DBID]
CHEBI:30669 [DBID]
NSC76285 [DBID]

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

Density:
Boiling Point: 514.8±33.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.3 mmHg at 25°C
Enthalpy of Vaporization: 75.7±3.0 kJ/mol
Flash Point: 281.7±31.7 °C
Index of Refraction:
Molar Refractivity:
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 7
#Rule of 5 Violations: 1
ACD/LogP: 8.74
ACD/LogD (pH 5.5): 7.19
ACD/BCF (pH 5.5): 171182.73
ACD/KOC (pH 5.5): 193948.89
ACD/LogD (pH 7.4): 7.19
ACD/BCF (pH 7.4): 171182.73
ACD/KOC (pH 7.4): 193948.89
Polar Surface Area: 27 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) =  7.27

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  501.94  (Adapted Stein & Brown method)
    Melting Pt (deg C):  200.47  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.45E-010  (Modified Grain method)
    Subcooled liquid VP: 2.45E-008 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):  0.001948
       log Kow used: 7.27 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  7.9147e-005 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.41E-011  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  9.285E-008 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  7.27  (KowWin est)
  Log Kaw used:  -9.239  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  16.509
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.0702
   Biowin2 (Non-Linear Model)     :   0.9895
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.4067  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.2925  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.2100
   Biowin6 (MITI Non-Linear Model):   0.0033
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.1478
 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):  3.27E-006 Pa (2.45E-008 mm Hg)
  Log Koa (Koawin est  ): 16.509
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.918 
       Octanol/air (Koa) model:  7.93E+003 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.971 
       Mackay model           :  0.987 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  10.0970 E-12 cm3/molecule-sec
      Half-Life =     1.059 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    12.712 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.979 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1.054E+008
      Log Koc:  8.023 

 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 = 4.444 (BCF = 2.779e+004)
       log Kow used: 7.27 (estimated)

 Volatilization from Water:
    Henry LC:  1.41E-011 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 8.288E+007  hours   (3.453E+006 days)
    Half-Life from Model Lake : 9.042E+008  hours   (3.767E+007 days)

 Removal In Wastewater Treatment:
    Total removal:              93.93  percent
    Total biodegradation:        0.78  percent
    Total sludge adsorption:    93.15  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       0.00229         25.4         1000       
   Water     1.69            900          1000       
   Soil      40.6            1.8e+003     1000       
   Sediment  57.7            8.1e+003     0          
     Persistence Time: 4.03e+003 hr

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