Ethylphosphonic acid

CAS Registry Number®

6779-09-5

CAS Name

Ethylphosphonic acid

Molecular Formula

C2H7O3P

Molecular Mass

110.05

Cite this Page

Ethylphosphonic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=6779-09-5 (retrieved 2025-06-09) (CAS RN: 6779-09-5).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    330-340 °C @ Press: 8 Torr

  • Melting Point (2)

    61 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C2H7O3P/c1-2-6(3,4)5/h2H2,1H3,(H2,3,4,5)

InChIKey

InChIKey=GATNOFPXSDHULC-UHFFFAOYSA-N

SMILES

P(CC)(=O)(O)O

Canonical SMILES

O=P(O)(O)CC

Other Names for this Substance

  • Phosphonic acid, P-ethyl-
  • Phosphonic acid, ethyl-
  • P-Ethylphosphonic acid
  • Ethanephosphonic acid
  • Ethylphosphonic acid

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CAS INSIGHTSTM
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