ricinoleic acid

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ric·in·o·le·ic acid

(rĭs′ĭn-ō-lē′ĭk)

An unsaturated fatty acid, C₁₈H₃₄O₃, prepared from castor oil and used in making soaps and in textile finishing.

[Latin ricinus, castor-oil plant + oleic.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

ricinoleic acid

(ˌrɪsɪnəʊˈliːɪk; -ˈnəʊlɪɪk)

1. (Elements & Compounds) an oily unsaturated carboxylic acid found, as the glyceride, in castor oil and used in the manufacture of soap and in finishing textiles; 12-hydroxy-9-octadecanoic acid. Formula: C18H34O3

2. (Elements & Compounds) the mixture of fatty acids obtained by hydrolysing castor oil

[C19: from ricin + oleic acid]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ric′in•o•le′ic ac′id

(ˈrɪs ə noʊˈli ɪk, -ˈnoʊ li ɪk, ˌrɪs-)
n.

an unsaturated hydroxyl acid, C₁₈H₃₄O₃, used chiefly in soaps and textile finishing.

[1840–50; < Latin ricin(us) castor-oil plant + oleic]

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Noun

ricinoleic acid - an oily fatty acid found in castor oil and used in soap

castor oil - a purgative extracted from the seed of the castor-oil plant; used in paint and varnish as well as medically

unsaturated fatty acid - a fatty acid whose carbon chain can absorb additional hydrogen atoms

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References in periodicals archive ?

The resulting butyldimethylsilyl ether ricinoleic acid was converted into its anhydride as previously described by Selinger and Laidot [18].

Basal concentrations of free and esterified monohydroxylated fatty acids in human blood platelets

The fatty acid chain of the ricinoleic acid contains 18 carbons and presents an hydroxyl group in the position 12 and a double bond in the position 9 and corresponds to ca.

Synthesis of carboxylate complexes and evaluation of their catalytic activities for polyesterification of castor oil (Ricinum communis) with terephthalic acid/Sintese de complexos de carboxilatos e avaliacao da atividade catalitica para poliesterificacao de oleo de mamona (Ricinum communis) com acido tereftalico

Castor oil is glycerol triester of 12-hydroxyoleic acid (ricinoleic acid) (Falbe, J.

Effects of castor oil on the physical properties of polyether based flexible polyurethane foam

Castor oil is characterized by high levels of ricinoleic acid (about 900 g [kg.sup.-1]) and low levels of other fatty acids (about 30 g [kg.sup.-1] oleic, 40 g [kg.sup.-1] linoleic, and 30 g [kg.sup.-1] saturated fatty acids; Brigham, 1993).

Isolation of a natural mutant in castor with high oleic/low ricinoleic acid content in the oil

All three acids--lesquerolic, densipolic, and auricolic--are similar to ricinoleic acid, the main fatty acid in castor oil.

A Storybook Future for Lesquerella

Ethanol showed a better performance in the extraction, due to the fact that the major component of castor oil is ricinoleic acid, which has a hydroxyl at its carbon 12, which increases its solubility in alcohols (GUSTONE, 2004).

Assessment of the feasibility of different oil sources to biodiesel production/Determinacao do teor de umidade e lipidios de diferentes oleaginosas tipicas do nordeste brasileiro para a producao de biodiesel

Castor Oil: Ricinoleic acid is a major component of castor oil and makes up about 90 per cent of it.

For the love of lashes

The ricinoleic acid was present in two samples of J.

Traditional uses and seed chemical composition of Jatropha spp. (Euphorbiaceae) in Tehuacan-Cuicatlan, Mexico

The results of lipase production with castor oil may be attributed to the anti-nutritional effect of ricinoleic acid (88.3% of the total fatty acid profile), an unsaturated omega-9 fatty acid called 12-hydroxy-9-cis-octadecenoic acid.

Medium composition and Amazonian oils for lipase production by Candida viswanathii/Composicao do meio de cultivo e oleos amazonicos para a producao de lipase por Candida viswanathii

[10] revealed that ricinoleic acid acyl-CoA does not dominate during endosperm oil formation.

Transcriptome Analysis Reveals Dynamic Fat Accumulation in the Walnut Kernel

Ricinoleic acid, the active metabolite of castor oil, causes irritation and inflammation of the intestinal mucosa which leads to increased prostaglandin release, enhanced peristalsis, and reduced reabsorption of sodium ion, chloride ion, and water from the gut which give rise to diarrhea [29].

Antidiarrheal and Antioxidant Activities of Methanol Extract of Bryophyllum pinnatum Leaf Harvested from South-Eastern Nigeria in Mice

The fatty acids distribution of castor oil reported by Wood, et al: Ricinoleic acid (87 - 95%), linoleic (4.5 - 5.0%), oleic (traces), saturated acids (1%).