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Definition of Ricinoleic acid
1. Noun. An oily fatty acid found in castor oil and used in soap.
Definition of Ricinoleic acid
1. Noun. (fatty acid) An unsaturated fatty acid, 12-hydroxy-oleic acid, present in castor oil; used in textile finishing, ink and soap. ¹
¹ Source: wiktionary.com
Medical Definition of Ricinoleic acid
1. C18H34O3; [R -Z]-12-hydroxy-9-octadecenoic acid;an unsaturated hydroxy acid present in castor oil. (05 Mar 2000)
Lexicographical Neighbors of Ricinoleic Acid
Literary usage of Ricinoleic acid
Below you will find example usage of this term as found in modern and/or classical literature:
1. Chemical Technology and Analysis of Oils, Fats, and Waxes by Julius Lewkowitsch (1904)
"atmosphere ricinoleic acid does not absorb oxygen. By reducing agents, it is
converted into stearic acid. By the action of concentrated sulphuric acid on ..."
2. Chemical Technology and Analysis of Oils, Fats and Waxes by Julius Lewkowitsch (1921)
"CH meride of ricinoleic acid, is obtained from ... specific gravity 1-2, in small
proportions to ricinoleic acid previously cooled to - 5° C. and keeping ..."
3. Chemical Technology and Analysis of Oils, Fats, and Waxes by Julius Lewkowitsch (1904)
"needles, melting at 52°-53c C. With regard to bromine, iodine, and oxygen
absorption, it behaves like ricinoleic acid. ..."
4. Treatise on General and Industrial Organic Chemistry by Ettore Molinari (1921)
"1 ricinoleic acid was prepared pine by Krafft (1888) by hydrolysing castor oil,
the fatty acids thus obtained being cooled at 0° and the solid acids ..."
5. Therapeutic Gazette (1897)
"Many years ago Buchheim stated that ricinoleic acid is the purgative principle
in castor oil, while other observers maintain that the true active principle ..."
6. A Dictionary of Chemistry and the Allied Branches of Other Sciences by Henry Watts (1869)
"After driving off the alcohol, the ricinoleic acid is digested with excess of
... The ricinoleic acid, which is left on evaporating the ethereal layer, ..."
7. Animal and Vegetable Fixed Oils, Fats, Butters, and Waxes: Their Preparation by Charles Romley Alder Wright (1894)
"When castor oil is heated, the ricinoleic acid present therein as ... Free ricinoleic
acid, however, when heated does not split up in this way at all, ..."
8. The Examination of Hydrocarbon Oils and of Saponifiable Fats and Waxes by David Holde (1922)
"With aqueous HC1 it splits off H2S04 and ricinoleic acid, and some poly-ricinoleic
acid, as is shown by the saponification value. The iodine value remains ..."
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