ChemSpider 2D Image | MFCD00015875 | C5H13O2PS

MFCD00015875

  • Molecular FormulaC5H13O2PS
  • Average mass168.194 Da
  • Monoisotopic mass168.037384 Da
  • ChemSpider ID21906

More details:






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

6996-81-2 [RN]
Méthylphosphonothioate de O,O-diéthyle [French] [ACD/IUPAC Name]
MFCD00015875
O,O-diethyl methylphosphonothioate [ACD/IUPAC Name]
O,O'-Diethyl methylphosphonothioate
O,O-Diethyl-methylphosphonothioat [German] [ACD/IUPAC Name]
Phosphonothioic acid, methyl-, O,O-diethyl ester
Phosphonothioic acid, P-methyl-, O,O-diethyl ester [ACD/Index Name]
diethoxymethylphosphino-1-thione
diethoxy-methyl-sulfanylidene-λ5-phosphane
More...

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

443360_ALDRICH [DBID]
ZINC00155868 [DBID]
  • Experimental Physico-chemical Properties
  • Gas Chromatography
    • Retention Index (Normal Alkane):

      1028 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.20 mm; Column length: 25 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 40 C; End T: 270 C; End time: 15 min; Start time: 1 min; CAS no: 6996812; Active phase: DB-5; Carrier gas: Helium; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Savel'eva, E.I.; Zenkevich, I.G.; Radilov, A.S., Identification the Products of Chemical Neutralization of O-Isobutyl-S-(2-diethylaminoethyl)methylthiophosphonate in the Composition of Bitumen-Salt Matrices, Zh. Anal. Khim. (Rus.), 58(2), 2003, 135-145, In original 135-145.) NIST Spectra nist ri
      1059.7 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 15 K/min; Start T: 60 C; End T: 270 C; End time: 5 min; CAS no: 6996812; Active phase: DB-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Rohrbaugh, D.K., Characterization of equimolar VX-water reaction product by gas chromatography-mass spectrometry, J. Chromatogr. A, 809, 1998, 131-139.) NIST Spectra nist ri

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

Density: 1.1±0.1 g/cm3
Boiling Point: 173.8±23.0 °C at 760 mmHg
Vapour Pressure: 1.7±0.3 mmHg at 25°C
Enthalpy of Vaporization: 39.3±3.0 kJ/mol
Flash Point: 58.9±22.6 °C
Index of Refraction: 1.462
Molar Refractivity: 42.8±0.3 cm3
#H bond acceptors: 2
#H bond donors: 0
#Freely Rotating Bonds: 4
#Rule of 5 Violations: 0
ACD/LogP: 2.14
ACD/LogD (pH 5.5): 2.24
ACD/BCF (pH 5.5): 29.92
ACD/KOC (pH 5.5): 396.39
ACD/LogD (pH 7.4): 2.24
ACD/BCF (pH 7.4): 29.92
ACD/KOC (pH 7.4): 396.39
Polar Surface Area: 60 Å2
Polarizability: 17.0±0.5 10-24cm3
Surface Tension: 36.9±3.0 dyne/cm
Molar Volume: 155.8±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) =  2.16
    Log Kow (Exper. database match) =  2.08
       Exper. Ref:  Krikorian,SE et al. (1987)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  187.94  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -86.44  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.381  (Mean VP of Antoine & Grain methods)
    MP  (exp database):  -84.4 deg C
    BP  (exp database):  198.9 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  1050
       log Kow used: 2.08 (expkow database)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  3542 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Esters
       Esters (phosphate)
       Nearest analog analysis: pesticides

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.02E-003  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  8.030E-005 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.08  (exp database)
  Log Kaw used:  -1.380  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  3.460
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6675
   Biowin2 (Non-Linear Model)     :   0.6503
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8275  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6051  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3118
   Biowin6 (MITI Non-Linear Model):   0.1958
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.6493
 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):  46.4 Pa (0.348 mm Hg)
  Log Koa (Koawin est  ): 3.460
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  6.47E-008 
       Octanol/air (Koa) model:  7.08E-010 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  2.34E-006 
       Mackay model           :  5.17E-006 
       Octanol/air (Koa) model:  5.66E-008 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  91.7646 E-12 cm3/molecule-sec
      Half-Life =     0.117 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.399 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 3.75E-006 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  35.6
      Log Koc:  1.552 

 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 = 0.902 (BCF = 7.973)
       log Kow used: 2.08 (expkow database)

 Volatilization from Water:
    Henry LC:  0.00102 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      2.068  hours
    Half-Life from Model Lake :      131.3  hours   (5.471 days)

 Removal In Wastewater Treatment:
    Total removal:              31.39  percent
    Total biodegradation:        0.07  percent
    Total sludge adsorption:     1.72  percent
    Total to Air:               29.60  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       1.75            2.8          1000       
   Water     44.6            360          1000       
   Soil      53.5            720          1000       
   Sediment  0.172           3.24e+003    0          
     Persistence Time: 158 hr




                    

Click to predict properties on the Chemicalize site






Advertisement