3-Methylbutanoic acid

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3-Methylbutanoic acid
3-Methylbutanoic acid
IUPAC name 3-Methylbutanoic acid
Identifiers
CAS number [503-74-2]
SMILES CC(C)CC(O)O
Properties
Molecular formula C5H10O2
Molar mass 102.13 g/mol
Density 0.925 g/cm³
Melting point

-29 °C

Boiling point

175-177 °C

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

Infobox disclaimer and references

3-Methylbutanoic acid, or more commonly isovaleric acid, is a natural fatty acid found in a wide variety of plants and essential oils. Isovaleric acid is clear colorless liquid that is sparingly soluble in water, but extremely soluble in most common organic solvents.

Isovaleric acid has a strong pungent cheesy or sweaty smell, but its volatile esters have pleasing scents and are used widely in perfumery. It has been proposed that it is the anticonvulsant agent in valerian.[1]


Other synonyms include delphinic acid, 3-methylbutyric acid, and isopentanoic acid.

[edit] See also

[edit] References

  1. ^ M. Eadie Epilepsia 45(11) p1338 2004, http://www.blackwell-synergy.com/doi/pdf/10.1111/j.0013-9580.2004.27904.x

[edit] External links