Does castor oil dissolve in water?
Castor oil has a molecular weight of 298, a low melting point (5°C) and a low solidification point (12°C to -18°C). It is a monounsaturated fatty acid, soluble in pure alcohol, insoluble in water and has some miscibility in petroleum aliphatic solvents.
Is ricinoleic acid a fatty acid?
High Ricinoleate Oil Palm. Ricinoleic acid (D-12-hydroxyoctadec-cis-9-enoic acid) is an important industrial fatty acid. It is hydroxylated and a constituent of seed storage oil in at least 12 genera from 10 families of higher plants (Van de Loo et al., 1993).
What is ricinoleic acid used for?
Ricinoleic acid is used in pigment, printing ink, and textile finishing. It is sometimes added to Turkey red oil and dry-cleaning soaps. However, its main use is as chemical intermediate to produce various oleochemicals.
How do you separate ricinoleic acid from castor oil?
Ricinoleic acid was extracted from castor oil using alkaline ethanol followed by neutralization with an acid. 46 In brief, 50 g of dried castor oil and 200 mL of ethanol with 12 g of KOH were charged into a 500-mL round-bottom flask fitted with a water condenser and refluxed at 150°C for an hour.
How do you dilute castor oil?
People can dilute castor oil with other oils, such as olive or peanut oil. The recommended ratio is 1:1 – the quantity of castor oil should be the same as the oil with which it is mixed.
Is ricinoleic acid unsaturated?
Ricinoleic acid, formally called 12-hydroxy-9-cis-octadecenoic acid is a fatty acid. It is an unsaturated omega-9 fatty acid and a hydroxy acid.
What is ricinoleic acid found in?
castor oil
Ricinoleic acid is the primary constituent of castor oil, which comes from the seeds of the castor bean plant (Ricinus communis L.). Approximately 85-90% of castor oil consists of ricinoleic acid.
Is ricinoleic acid toxic?
The available data demonstrate few toxic effects. Although animal studies indicate no significant irritant or sensitization potential, positive reactions to Ricinoleic Acid in selected populations with identified dermatoses did suggest that sensitization reactions may be higher in that population.
How do you purify ricinoleic acid?
The method of purifying ricinoleic acid which comprises the steps of dissolving a quantity of free fatty acids from castor oil in an equal volume of a low molecular weight monohydric alcohol whose partition coefficient between ricinoleic acid and water is such that the alcohol employed may be conveniently washed away …
Can we eat castor oil?
Ingesting too much castor oil can cause nausea, cramps, dizziness, and muscle weakness. Use it as advised by your doctor and don’t take it on an empty stomach. Because castor oil may help induce labor, pregnant women should avoid it.
What is ricinoleic acid?
Ricinoleic acid, formally called 12-hydroxy-9- cis -octadecenoic acid is a fatty acid. It is an unsaturated omega-9 fatty acid and a hydroxy acid. It is a major component of the seed oil obtained from mature castor plant (Ricinus communis L., Euphorbiaceae) seeds or in sclerotium of ergot (Claviceps purpurea Tul., Clavicipitaceae).
What is ergot ricinoleic acid?
Ricinoleic acid, formally called 12-hydroxy-9- cis -octadecenoic acid is a fatty acid. It is an unsaturated omega-9 fatty acid and a hydroxy acid. It is a major component of the seed oil obtained from mature Castor plant ( Ricinus communis L., Euphorbiaceae) seeds or in sclerotium of ergot ( Claviceps purpurea Tul., Clavicipitaceae ).
What is the action of ricinoleic acid on cyanobacteria?
Ricinoleic acid specifically activates the EP3 prostanoid receptor for prostaglandin E2. Ricinoleic acid acts as a specific algicide for the control of cyanobacteria (formerly called blue-green algae).
What is the coproduct of zinc and ricinoleic acid?
The coproduct is 2-octanol. The zinc salt is used in personal care products such as deodorants. Ricinoleic acid exerts analgesic and anti-inflammatory effects. Ricinoleic acid specifically activates the EP3 prostanoid receptor for prostaglandin E2.