Linoleic acid
Revision as of 13:23, 27 April 2013 by (username removed)
Description
An unsaturated fatty acid (C18) that is a component of many vegetable oils such as oil linseed, oil soybean, oil corn, oil sunflower, oil safflower, seed oil poppy seed, and oil perilla. Linoleic acid is one component that makes an oil a 'oil drying oil'. The two double bonds in linoleic acid readily oxidize in air to produce a hardened, insoluble film. Pure linoleic acid added to paints, coatings, lacquers, and vitamins (as a food supplement).
Synonyms and Related Terms
cis-9, cis12-octadienoic acid; cido linoleico (Esp.); acide linolque (Fr.); acido linoleico (It); linolic acid
Other Properties
Soluble in ethanol or ether. Insoluble in water.
| Composition | C17H31COOH |
|---|---|
| CAS | 60-33-3 |
| Melting Point | -5 |
| Density | 0.905 |
| Molecular Weight | mol. wt. = 280.44 |
| Boiling Point | 228 |
Hazards and Safety
Combustible. Reacts with oxygen to solidify.
Fisher Scientific: MSDS
Authority
- G.S.Brady, G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 313
- Richard S. Lewis, Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Random House, Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 5529
- The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998