Diethyl phosphite

• Formula: C₄H₁₁O₃P
• Molecular weight: 138.1021
• IUPAC Standard InChI: InChI=1S/C4H11O3P/c1-3-6-8(5)7-4-2/h8H,3-4H2,1-2H3 Copy

  
• IUPAC Standard InChIKey: MJUJXFBTEFXVKU-UHFFFAOYSA-N Copy
• CAS Registry Number: 762-04-9
• Chemical structure:
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• Other names: Phosphonic acid, diethyl ester; Diethyl acid phosphite; Diethyl hydrogen phosphite; Diethyl phosphonate; Hydrogen diethyl phosphite; O,O-Diethyl phosphonate; OPH(OC2H5)2; Diethoxyphosphine oxide; Ethyl phosphonate ((EtO)2HPO); Phosphorous acid, diethyl ester; NSC 2665
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• Information on this page:
  • Phase change data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • References
  • Notes
• Other data available:
  • Gas phase ion energetics data
  • Gas Chromatography
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Phase change data

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

Data compiled by: William E. Acree, Jr., James S. Chickos

Enthalpy of vaporization

IR Spectrum

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Data compiled by: Coblentz Society, Inc.

• SOLUTION (10% CCl4 FOR 3800-1330, 10% CS2 FOR 1330-460 CM^-1); DOW KBr FOREPRISM-GRATING; DIGITIZED BY COBLENTZ SOCIETY (BATCH I) FROM HARD COPY; 2 cm^-1 resolution

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

• gas

Mass spectrum (electron ionization)

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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

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Additional Data

References

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

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

Sagadeev and Safina, 2008
Sagadeev, E.V.; Safina, Yu.G., Thermochemistry of dithiophosphoric acid derivatives, Russ J Gen Chem, 2008, 78, 1, 65-68, https://doi.org/10.1134/S107036320801012X . [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Notes

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

• Symbols used in this document:
  

  ΔvapH	Enthalpy of vaporization
  ΔvapH°	Enthalpy of vaporization at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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