Parathion

• Formula: C₁₀H₁₄NO₅PS
• Molecular weight: 291.261
• IUPAC Standard InChI: InChI=1S/C10H14NO5PS/c1-3-14-17(18,15-4-2)16-10-7-5-9(6-8-10)11(12)13/h5-8H,3-4H2,1-2H3 Copy

  
• IUPAC Standard InChIKey: LCCNCVORNKJIRZ-UHFFFAOYSA-N Copy
• CAS Registry Number: 56-38-2
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Other names: Phosphorothioic acid, O,O-diethyl O-(4-nitrophenyl) ester; Phosphorothioic acid, O,O-diethyl O-(p-nitrophenyl) ester; Alkron; Alleron; American Cyanamid 3422; Aphamite; Aralo; AAT; AATP; Bayer E-605; Bladan F; Diethyl p-Nitrophenyl phosphorothionate; Diethyl p-nitrophenyl thionophosphate; Diethyl parathion; Diethyl 4-nitrophenyl phosphorothionate; DNTP; E 605; E 605F; Ekatox; Ethyl Parathion; Etilon; ENT 15108; Folidol; Folidol Oil; Folidol E; Folidol E-605; Fosferno; Fostox; Gearphos; Lirothion; Niran; Nitrostigmine; Nourithion; NIUIF 100; O,O-Diethyl O-(p-Nitrophenyl) phosphorothioate; O,O-Diethyl O-(p-nitrophenyl) thiophosphate; Oleofos 20; Oleoparaphene; Oleoparathion; Pacol; Paramar 50; Paraphos; Parathion-ethyl; Penncap E; Rhodiasol; Rhodiatox; RB; Super Rodiatox; SNP; Thiophos; Thiophos 3422; Vitrex; AC 3422; B 404; Bladan; BAY E-605; Compound 3422; Corothion; Corthione; Danthion; Diethyl p-nitrophenyl thiophosphate; DPP; Ecatox; Etylparation; Fosfex; Fosfive; Fosova; Fostern; Genithion; Kolphos; Kypthion; Lethalaire G-54; Murfos; NCI-C00226; O,O-diaethyl-O-(4-nitro-phenyl)-monothiophosphat; O,O-diethyl-O-(4-nitro-fenil)monothiofosfaat; O,O-Diethyl O-(p-nitrophenyl) thionophosphate; O,O-Diethyl O-(4-nitrophenyl) thiophosphate; O,O-Diethyl-O-p-nitrofenylester kyseliny thiofosforecne; O,O-Dietil-O-(4-nitro-fenil)-monotiofosfato; Orthophos; PAC; Panthion; Paramar; Parathene; Parawet; Pestox plus; Pethion; Phoskil; Phosphemol; Phosphenol; Phosphostigmine; Stabilized ethyl parathion; Stathion; Strathion; Sulphos; T-47; Thiophosphate de O,O-diethyle et de O-(4-nitrophenyle); Tiofos; TOX 47; Vapophos; ACC 3422; Corthion; Diethyl para-nitrophenol thiophosphate; Drexel parathion 8E; E 605 FORTE; Ethlon; Folidol E & E 605; Fosfermo; NA 2783; Niran E-4; Nitrostigmin; Nitrostygmine; OMS 19; Paradust; Parathion-aethyl; Parathion mixture; Phenol, p-nitro-, O-ester with O,O-diethylphosphorothioate; Rcra waste number P089; Rhodiatrox; Selephos; Sixty-three special E.C. insecticide; Soprathion; Thiofos; Thiomex; Murphos; O,O-Diethyl-O-(4-nitrophenyl) phosphorothioate; S.N.P.; Diethyl 4-nitrophenyl phosphorothioate; Ecatox 20; Galpar; Oleoparathene; Parathion A; ENT 15,108; Thiophos Parathion 4 E.C.; Kwell; Isotox; Jacutin; Kokotine; Vitrex HGI; Diethoxy, nitro-phenoxy phosphorothioate; Rodiatox; Ethyle-parathion; O,O-diethyl O-4-nitrophenyl phosphorothioate (parathion)
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Phase change data
  • Henry's Law data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
  • References
  • Notes
• Other data available:
  • Gas Chromatography
• Options:
  • Switch to SI units

Data at NIST subscription sites:

• NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data)

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.

Phase change data

Go To: Top, Henry's Law data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos

Enthalpy of sublimation

Enthalpy of fusion

Henry's Law data

Go To: Top, Phase change data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Rolf Sander

Henry's Law constant (water solution)

k_H(T) = k°_H exp(d(ln(k_H))/d(1/T) ((1/T) - 1/(298.15 K)))
k°_H = Henry's law constant for solubility in water at 298.15 K (mol/(kg*bar))
d(ln(k_H))/d(1/T) = Temperature dependence constant (K)

IR Spectrum

Go To: Top, Phase change data, Henry's Law data, Mass spectrum (electron ionization), UV/Visible spectrum, References, Notes

Data compiled by: Coblentz Society, Inc.

• SOLUTION (10% CCl4 FOR 3800-1330, 10% CS2 FOR 1330-450 CM^-1); Not specified, most likely a prism, grating, or hybrid spectrometer.; DIGITIZED BY NIST FROM HARD COPY (FROM TWO SEGMENTS); 4 cm^-1 resolution

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

• gas; HP-GC/MS/IRD

Mass spectrum (electron ionization)

Go To: Top, Phase change data, Henry's Law data, IR Spectrum, UV/Visible spectrum, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

For Zoom

1.) Enter the desired X axis range (e.g., 100, 200)

2.) Check here for automatic Y scaling

3.) Press here to zoom

Additional Data

UV/Visible spectrum

Go To: Top, Phase change data, Henry's Law data, IR Spectrum, Mass spectrum (electron ionization), References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Victor Talrose, Eugeny B. Stern, Antonina A. Goncharova, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina

Spectrum

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

For Zoom

1.) Enter the desired X axis range (e.g., 100, 200)

2.) Check here for automatic Y scaling

3.) Press here to zoom

Additional Data

References

Go To: Top, Phase change data, Henry's Law data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Donnelly, Drewes, et al., 1990
Donnelly, J.R.; Drewes, L.A.; Johnson, R.L.; Munslow, W.D.; Knapp, K.K.; Sovocool, G.W., Purity and heat of fusion data for environmental standards as determined by differential scanning calorimetry, Thermochim. Acta, 1990, 167, 2, 155, https://doi.org/10.1016/0040-6031(90)80476-F . [all data]

Plato and Glasgow, 1969
Plato, C.; Glasgow, A.R., Jr., Differential scanning calorimetry as a general method for determining the purity and heat of fusion of high-purity organic chemicals. Application to 95 compounds, Anal. Chem., 1969, 41, 2, 330, https://doi.org/10.1021/ac60271a041 . [all data]

Spencer, Shoup, et al., 1979
Spencer, William F.; Shoup, Thomas D.; Cliath, Mark M.; Farmer, Walter J.; Haque, Rizwanul, Vapor pressures and relative volatility of ethyl and methyl parathion, J. Agric. Food Chem., 1979, 27, 2, 273-278, https://doi.org/10.1021/jf60222a016 . [all data]

Spencer and Cliath, 1983
Spencer, W.F.; Cliath, M.M., Measurement of pesticide vapor pressures, 1983, 57-71, https://doi.org/10.1007/978-1-4612-5462-1₆ . [all data]

Acree, 1991
Acree, William E., Thermodynamic properties of organic compounds: enthalpy of fusion and melting point temperature compilation, Thermochimica Acta, 1991, 189, 1, 37-56, https://doi.org/10.1016/0040-6031(91)87098-H . [all data]

Donnelly, Drewes, et al., 1990, 2
Donnelly, J.R.; Drewes, L.A.; Johnson, R.L.; Munslow, W.D.; Knapp, K.K.; Sovocool, G.W., Purity and heat of fusion data for environmental standards as determined by differential scanning calorimetry, Thermochimica Acta, 1990, 167, 2, 155-187, https://doi.org/10.1016/0040-6031(90)80476-F . [all data]

Hirt and Gisclard, 1951
Hirt, R.C.; Gisclard, J.B., Determination of parathion in air samples by ultraviolet absorption spectroscopy, Anal. Chem., 1951, 23, 1, 185-187. [all data]

Notes

Go To: Top, Phase change data, Henry's Law data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, References

• Symbols used in this document:
  

  Tfus	Fusion (melting) point
  d(ln(kH))/d(1/T)	Temperature dependence parameter for Henry's Law constant
  k°H	Henry's Law constant at 298.15K
  ΔfusH	Enthalpy of fusion
  ΔsubH	Enthalpy of sublimation

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
• The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
• Customer support for NIST Standard Reference Data products.