eleostearic acid
Definition
Noun: A specific type of crystalline, unsaturated fatty acid. It is a naturally occurring organic compound, classified chemically as a conjugated linolenic acid. It is notably found in high concentrations in tung oil and some other seed oils.
Usage
This term is a technical, scientific noun used primarily in chemistry, biochemistry, and industrial contexts (e.g., paint and varnish manufacturing) to refer to this specific fatty acid compound. It is not used in everyday conversation.
Examples
- The drying properties of tung oil are largely due to its high content of eleostearic acid.
- Researchers analyzed the eleostearic acid content in various plant species.
- The chemical structure of eleostearic acid features three conjugated double bonds.
Advanced Usage
- Isomeric Forms: Eleostearic acid exists in geometric isomers, primarily the alpha- and beta- forms, which have different melting points and properties.
- Industrial Application: Due to its conjugated double-bond system, eleostearic acid undergoes rapid polymerization upon exposure to air, making it a valuable component in fast-drying oils and alkyd resins for paints and coatings.
Variants and Related Words
- Tung Oil Fatty Acid: A common industrial term that refers to the mixture of fatty acids derived from tung oil, where eleostearic acid is the major component.
- Octadecatrienoic Acid: The systematic chemical name based on its carbon chain length and number of double bonds.
- α-Eleostearic Acid / β-Eleostearic Acid: Terms specifying the isomeric form.
Synonyms
- 9,11,13-Octadecatrienoic acid: The precise IUPAC (International Union of Pure and Applied Chemistry) name indicating the position of the double bonds.
- cis-9, trans-11, trans-13-Octadecatrienoic acid: A more detailed synonym for the alpha-isomer, specifying the geometry (cis/trans) of each double bond.
Notes
- There are no idioms, phrasal verbs, or common collocations associated with this highly specialized scientific term.
Noun
-
a crystalline unsaturated fatty acid
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