ethoprophos

Experimental data
Predicted - ACD/Labs
Predicted - EPISuite
Predicted - ChemAxon
Predicted - Mcule

Experimental Physico-chemical Properties
- Experimental Melting Point:
  
  -13 °C Jean-Claude Bradley Open Melting Point Dataset 21934
Miscellaneous
- Toxicity:
  
  Organic Compound; Pesticide; Organophosphate; Synthetic Compound Toxin, Toxin-Target Database T3D0237

Gas Chromatography

Retention Index (Kovats):

1606 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column type: Capillary; Start T: 160 C; CAS no: 13194484; Active phase: OV-1; Data type: Kovats RI; Authors: Erdmann, F.; Rochholz, G.; Schutz, H., Retention-indices on OV-1 of approximately 170 commonly used pesticides, Mikrochim. Acta, 106, 1992, 219-226.) NIST Spectra nist ri

1616 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column type: Capillary; Start T: 190 C; CAS no: 13194484; Active phase: OV-1; Data type: Kovats RI; Authors: Erdmann, F.; Rochholz, G.; Schutz, H., Retention-indices on OV-1 of approximately 170 commonly used pesticides, Mikrochim. Acta, 106, 1992, 219-226.) NIST Spectra nist ri

1647 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column type: Capillary; Start T: 220 C; CAS no: 13194484; Active phase: OV-1; Data type: Kovats RI; Authors: Erdmann, F.; Rochholz, G.; Schutz, H., Retention-indices on OV-1 of approximately 170 commonly used pesticides, Mikrochim. Acta, 106, 1992, 219-226.) NIST Spectra nist ri

1629 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.25 mm; Column length: 15 m; Column type: Capillary; Heat rate: 6 K/min; Start T: 100 C; End T: 270 C; CAS no: 13194484; Active phase: DB-1; Carrier gas: He; Data type: Kovats RI; Authors: Hall, G.L.; Whitehead, W.E.; Mourer, C.R.; Shibamoto, T., A new gas chromatographic retention index for pesticides and related compounds, J. Hi. Res. Chromatogr. & Chromatogr. Comm., 9, 1986, 266-271.) NIST Spectra nist ri

1642 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 15 m; Column type: Capillary; Heat rate: 6 K/min; Start T: 100 C; End T: 270 C; CAS no: 13194484; Active phase: DB-5; Carrier gas: He; Data type: Kovats RI; Authors: Hall, G.L.; Whitehead, W.E.; Mourer, C.R.; Shibamoto, T., A new gas chromatographic retention index for pesticides and related compounds, J. Hi. Res. Chromatogr. & Chromatogr. Comm., 9, 1986, 266-271.) NIST Spectra nist ri

Retention Index (Normal Alkane):

1591.4 (Program type: Complex; Column... (show more) class: Standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 50C(1min) =>20C/min =>120C => 5C/min => 300C(10min); CAS no: 13194484; Active phase: DB-1; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Shimadzu Corporation, Analysis of 124 pesticides with capillary GC-FTD and GC-ECD, 2003.) NIST Spectra nist ri

1611.3 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.25 mm; Column length: 15 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 50 C; End T: 280 C; Start time: 4 min; CAS no: 13194484; Active phase: CP-Sil5 CB MS; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Dalluge, J.; van Rijn, M.; Beens, J.; Vreuls, R.J.J.; Brinkman, U.A.Th., Comprehensive two-dimensional gas chromatography with time-of-flight mass spectrometric detection applied to the determination of pesticides in food extracts, J. Chromatogr. A, 965, 2002, 207-217.) NIST Spectra nist ri

1631.5 (Program type: Complex; Column... (show more) class: Standard non-polar; Column diameter: 0.2 mm; Column length: 25 m; Column type: Capillary; Description: 1 min at 100 0C; 100 - 150 0C at 30 deg/min; 2 min at 150 0C; 150 - 205 0C at 3 deg/min; 205 - 240 0C at 10 deg/min; 240 - 260 0C at 2 deg/min; 1 min at 260 0C; CAS no: 13194484; Active phase: HP-1; Carrier gas: He; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Stan, H.-J., Application of Capillary Gas Chromatography with Mass Selective Detection to Pesticide Residue Analysis, J. Chromatogr., 467, 1989, 85-98.) NIST Spectra nist ri

1620.6 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column length: 1.1 m; Column type: Packed; Heat rate: 8.5 K/min; Start T: 50 C; End T: 300 C; CAS no: 13194484; Active phase: OV-101; Carrier gas: N2; Substrate: Chromosorb W HP; Data type: Normal alkane RI; Authors: Saxton, W.L., Emergence temperature indices and relative retention times of pesticides and industrial chemicals determined by linear programmed temperature gas chromatography, J. Chromatogr., 393, 1987, 175-194.) NIST Spectra nist ri

1621.2 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column type: Packed; Heat rate: 4 K/min; Start T: 200 C; End T: 290 C; CAS no: 13194484; Active phase: SE-30; Data type: Normal alkane RI; Authors: Krijgsman, W.; van de Kamp, C.G., Analysis of organophosphorus pesticides by capillary gas chromatography with flame photometric detection, J. Chromatogr., 117, 1976, 201-205.) NIST Spectra nist ri

1640 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 50 0C(1 min) ^ 25 0C/min -> 125 0C ^ 10 0C/min -> 300 0C (10 min); CAS no: 13194484; Active phase: 5 % Phenyl methyl siloxane; Carrier gas: Helium; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Department of Food Safety, Ministry of Health; Welfare, Analytical methods for residual compositional substances of agricultural chemicals, feed aadditives, and veterinary drugs in foods, 2006.) NIST Spectra nist ri

1641 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 50 0C(1 min) ^ 25 0C/min -> 125 0C ^ 10 0C/min -> 300 0C (10 min); CAS no: 13194484; Active phase: 5 % Phenyl methyl siloxane; Carrier gas: Helium; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Department of Food Safety, Ministry of Health; Welfare, Analytical methods for residual compositional substances of agricultural chemicals, feed aadditives, and veterinary drugs in foods, 2006.) NIST Spectra nist ri

1628.7 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 80C(1min) => 10C/min =>160C (5min) => 3C/min =>240C =>25C/min =>280C(10min); CAS no: 13194484; Active phase: DB-5MS; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Chu, X.-G.; Hu, X.-Z.; Yao, H.-Y., Determination of 266 pesticide residues in apple juice by matrix solid-phase dispersion and gas chromatography-mass selective detection, J. Chromatogr. A, 1063, 2005, 201-210.) NIST Spectra nist ri

1627.5 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 50C(1min) =>20C/min =>120C => 5C/min => 300C(10min); CAS no: 13194484; Active phase: DB-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Shimadzu Corporation, Analysis of 124 pesticides with capillary GC-FTD and GC-ECD, 2003.) NIST Spectra nist ri

1578.8 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 70 C (3.5 min) ^ 50 C/min -> 150 C ^ 5 C/min -> 180 C (5 min) ^ 4 C/min -> 205 C (5 min) ^ 4 C/min -> 300 C (5 min); CAS no: 13194484; Active phase: DB-5MS; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Martinez Vidal, J.L.; Arrebola, F.J.; Mateu-Sanchez, M., Application of gas chromatography-tandem mass spectrometry to the analysis of pesticides in fruits and vegetables, J. Chromatogr. A, 959, 2002, 203-213.) NIST Spectra nist ri

1613.5 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.2 mm; Column length: 25 m; Column type: Capillary; Description: 100C(1min) => 30C/min=> 150C(2min) => 3C/min=> 205C => 10C/min =>260C(29min); CAS no: 13194484; Active phase: SE-54; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Stan, H.-J., Pesticide residue analysis in foodstuffs applying capillary gas chromatography with mass spectrometric detection State-of-the-art use of modified DFG-multimethod S19 and automated data evaluation, J. Chromatogr. A, 892, 2000, 347-377.) NIST Spectra nist ri

1633.1 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 50 C (1.13 min) ^ 30 C/min -> 150 C ^ 3 C/min -> 205 C ^ 10 C/min -> 250 C (20 min); CAS no: 13194484; Active phase: HP-5; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Cook, J.; Engel, M.; Wylie, P.; Quimby, B., Multiresidue screening of pesticides in foods using retention time locking, GC-AED, database search, and GC/MS identification, J. AOAC Int., 82(2), 1999, 313-326.) NIST Spectra nist ri

1630.7 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.53 mm; Column length: 30 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 125 C; End T: 250 C; End time: 10 min; Start time: 10 min; CAS no: 13194484; Active phase: RTX-5; Carrier gas: He; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Restek, Restek International, 1999 Product Guide, 1(1), 1999, 578-591, In original 578-591.) NIST Spectra nist ri

1633.6 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.53 mm; Column length: 30 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 150 C; End T: 275 C; End time: 3 min; Start time: 5 min; CAS no: 13194484; Active phase: RTX-5; Carrier gas: He; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Restek, Restek International, 1999 Product Guide, 1(1), 1999, 578-591, In original 578-591.) NIST Spectra nist ri

1621.3 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 40 0C 92 min) ^ 40 0C/min -> 60 0C ^ 4 0C/min -> 310 0C (10 min); CAS no: 13194484; Active phase: SPB-5; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Draper, W.M., Optimizing nitrogen-phosphorus detector gas chromatography for pesticide analysis, J. Agric. Food Chem., 43, 1995, 2077-2082.) NIST Spectra nist ri

1606.8 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 57 0C (1 min) ^ 15 0C/min -> 130 0C (1 min) ^ 2.3 0C/min -> 270 0C (20 min); CAS no: 13194484; Active phase: DB-5; Data type: Normal alkane RI; Authors: Bernal, J.L.; del Nozal, M.J.; Atienza, J.; Jimenez, J.J., Multidetermination of PCBs and pesticides by use of a dual GC column-dual detector system, Chromatographia, 33(1/2), 1992, 67-76.) NIST Spectra nist ri

1618.7 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 60 0C (0.5 min) ^ 30 0C/min -> 160 0C ^ 5 0C/min -> 290 0C (5 min) (total run time 34.8 min); CAS no: 13194484; Active phase: DB-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Holstege, D.M.; Scharberg, D.L.; Richardson, E.R.; Moller, G., Multiresidue screen for organophosphorus insecticides using gel permeation chromatography -- silica gel cleanup, J. Ass. Offic. Anal. Chem, 74(2), 1991, 394-399.) NIST Spectra nist ri

Retention Index (Linear):

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

Density:	1.1±0.1 g/cm³
Boiling Point:	310.2±25.0 °C at 760 mmHg
Vapour Pressure:	0.0±0.6 mmHg at 25°C
Enthalpy of Vaporization:	52.9±3.0 kJ/mol
Flash Point:	141.4±23.2 °C
Index of Refraction:	1.494
Molar Refractivity:	63.7±0.3 cm³
#H bond acceptors:	2
#H bond donors:	0
#Freely Rotating Bonds:	8
#Rule of 5 Violations:	0

ACD/LogP:	3.59
ACD/LogD (pH 5.5):	3.26
ACD/BCF (pH 5.5):	177.87
ACD/KOC (pH 5.5):	1419.81
ACD/LogD (pH 7.4):	3.26
ACD/BCF (pH 7.4):	177.87
ACD/KOC (pH 7.4):	1419.81
Polar Surface Area:	87 Å²
Polarizability:	25.3±0.5 10^-24cm³
Surface Tension:	37.9±3.0 dyne/cm
Molar Volume:	219.0±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) =  3.14
    Log Kow (Exper. database match) =  3.59
       Exper. Ref:  Tomlin,C (1994)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  322.52  (Adapted Stein & Brown method)
    Melting Pt (deg C):  42.23  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.000585  (Modified Grain method)
    MP  (exp database):  -13 deg C
    BP  (exp database):  86-91 @ 0.2 mm Hg deg C
    VP  (exp database):  3.80E-04 mm Hg at 25 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  22.41
       log Kow used: 3.59 (expkow database)
       no-melting pt equation used
     Water Sol (Exper. database match) =  750 mg/L (25 deg C)
        Exper. Ref:  WAUCHOPE,RD ET AL (1991A)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  840.6 mg/L
    Wat Sol (Exper. database match) =  750.00
       Exper. Ref:  WAUCHOPE,RD ET AL (1991A)

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Esters
       Esters (phosphate)

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   3.10E-007  atm-m3/mole
   Group Method:   Incomplete
   Exper Database: 1.62E-07  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  8.324E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  3.59  (exp database)
  Log Kaw used:  -5.179  (exp database)
      Log Koa (KOAWIN v1.10 estimate):  8.769
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9461
   Biowin2 (Non-Linear Model)     :   1.0000
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8174  (weeks       )
   Biowin4 (Primary Survey Model) :   3.9635  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3942
   Biowin6 (MITI Non-Linear Model):   0.2434
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  1.2543
 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):  0.0507 Pa (0.00038 mm Hg)
  Log Koa (Koawin est  ): 8.769
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  5.92E-005 
       Octanol/air (Koa) model:  0.000144 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.00213 
       Mackay model           :  0.00471 
       Octanol/air (Koa) model:  0.0114 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  69.0481 E-12 cm3/molecule-sec
      Half-Life =     0.155 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.859 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.00342 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  163.1
      Log Koc:  2.213 

 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 = 2.064 (BCF = 116)
       log Kow used: 3.59 (expkow database)

 Volatilization from Water:
    Henry LC:  1.62E-007 atm-m3/mole  (Henry experimental database)
    Half-Life from Model River:       5628  hours   (234.5 days)
    Half-Life from Model Lake : 6.152E+004  hours   (2563 days)

 Removal In Wastewater Treatment:
    Total removal:              15.25  percent
    Total biodegradation:        0.20  percent
    Total sludge adsorption:    15.04  percent
    Total to Air:                0.01  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.32            3.72         1000       
   Water     23.5            360          1000       
   Soil      74.9            720          1000       
   Sediment  1.26            3.24e+003    0          
     Persistence Time: 490 hr

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Experimental Melting Point:

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Retention Index (Kovats):

Retention Index (Normal Alkane):

Retention Index (Linear):

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