Difference between revisions of "Linolenic acid"
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== Description == | == Description == | ||
| − | An unsaturated fatty acid (C18) that is a component of many vegetable oils such as [ | + | An unsaturated fatty acid (C18) that is a component of many vegetable oils such as [[linseed oil|linseed]], [[soybean oil|soybean]], [[corn oil|corn]], [[sunflower oil|sunflower]], [[safflower oil|safflower]], [[poppy seed oil|poppy seed]], and [[perilla oil|perilla]]. Linolenic acid is one component that makes an oil a '[[drying oil]]'. The three double bonds in linolenic acid readily oxidize in air to produce a hardened, insoluble film. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
Revision as of 12:57, 21 January 2014
Description
An unsaturated fatty acid (C18) that is a component of many vegetable oils such as linseed, soybean, corn, sunflower, safflower, poppy seed, and perilla. Linolenic acid is one component that makes an oil a 'Drying oil'. The three double bonds in linolenic acid readily oxidize in air to produce a hardened, insoluble film.
Synonyms and Related Terms
9, 12, 15-octadecatrienoic acid; ácido linolénico (Esp.); acido linolenico (It); cis,cis,cis-6,9,12 octatrienoic acid
Other Properties
Soluble inorganic solvents. Insoluble in water.
| Composition | C17H29COOH |
|---|---|
| CAS | 463-40-1 |
| Melting Point | -11 |
| Density | 0.9140 |
| Molecular Weight | mol. wt. = 278.42 |
| Boiling Point | 230-232 |
Hazards and Safety
Combustible.
Fisher Scientific: MSDS
Authority
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 313
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- 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