Ethanesulfonic acid

Names

IUPAC name

Ethanesulfonic acid

Other names

Esylic acid, Ethylsulfonic acid

Identifiers

CAS Number

594-45-6^Y

3D model (Jmol)

Interactive image

ChEBI

CHEBI:42465^Y

ChemSpider

11178^N

ECHA InfoCard

209-843-0

599310E3U2^Y

InChI=???^Y
Key: ???^Y
InChI=1S/C2H6O3S/c1-2-6(3,4)5/h2H2,1H3,(H,3,4,5)
InChI=1S/C2H6O3S/c1-2-6(3,4)5/h2H2,1H3,(H,3,4,5)
Key: CCIVGXIOQKPBKL-UHFFFAOYSA-N

SMILES

CCS(O)(=O)=O

Properties

Chemical formula

C₂H₆O₃S

Molar mass

110.13 g·mol⁻¹

Appearance

Clear brown liquid

Density

1.35 g/mL

Melting point

−17 °C (1 °F; 256 K)

Boiling point

121 °C (250 °F; 394 K)

Solubility in water

Soluble

log P

-0.37

Acidity (pK_a)

1.68

Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

verify (what is ^YN ?)

Infobox references

Ethanesulfonic acid (conjugate base ethanesulfonate), also called esylic acid, is a sulfonic acid with the chemical formula CH₃CH₂SO₃H. It is a clear brown liquid.^[1]^[2]^[3]^[4]^[5]

References

↑ "FDA Substance Registration System". fdasis.nlm.nih.gov. Retrieved 2016-09-02.
↑ "Ethanesulfonic acid(594-45-6) MSDS Melting Point Boiling Point Density Storage Transport". www.chemicalbook.com. Retrieved 2016-09-03.
↑ DrugBank, ed. (2016-08-17). "Ethanesulfonic Acid". DrugBank.
↑ "Ethanesulfonic acid | C2H6O3S | ChemSpider". www.chemspider.com. Retrieved 2016-09-02.
↑ EtSO3H, pKa (water) −1.68. Tully PS. Sulfonic Acids. In: Kroschwitz, editor. Kirk-Othmer Encyclopedia of Chemical Technology. 4th Ed. Vol. 23. Wiley; New York: 1997. pp. 194. ISBN 9780471238966

External links

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