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Isopropyl citrates is used in fats, oils, margarine, non-alcoholic beverages, etc.
Isopropyl citrates exhibit properties that can enhance the stability and texture of formulations, contributing to improved product performance.
Additionally, Isopropyl citrates are considered to be non-toxic and safe for use in consumer products, aligning with regulatory standards for food additives and cosmetic ingredients.
CAS Number: 39413‑05‑3
EC Number: 215‑319‑2
Chemical Family: Tricarboxylic acid esters (citrate esters)
Composition: Typically 65–80% mono‑, 15–30% di‑ and 5–10% tri‑isopropyl citrate
SYNONYMS:
citric acid isopropyl ester, monoisopropyl citrate, diisopropyl citrate, triisopropyl citrate, 1-methylethyl 2-hydroxy-1,2,3-propanetricarboxylate, 2-hydroxy-2-(2-oxopropyl)butanedioic acid, citric acid tri‑isopropyl ester, citric acid isopropyl ester, citric acid, isopropyl ester, 2-hydroxy-2-(2-oxopropyl)butanedioic acid; propan-2-ol, 1-methylethyl 2-hydroxy-1,2,3-propanetricarboxylate, 1,2,3-propanetricarboxylic acid, 2-hydroxy-, 1-methylethyl ester, 1,2,3-propanetricarboxylic acid, 2-hydroxy-, mono(2-methylpropyl) ester, 1,2,3-propanetricarboxylic acid, 2-hydroxy-, mono(2-methylpropyl) ester (9CI), Isopropyl citrate, CCRIS 3655, LI8054GLDY, 1-Methylethyl 2-hydroxy-1,2,3-propanetricarboxylate, 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, 1-methylethyl ester, 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, mono(2-methylpropyl) ester, ISOPROPYL CITRATE [INCI], 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, mono(2-methylpropyl) ester (9CI), 39413-05-3, Citric acid, isopropyl ester, 2-hydroxy-2-(2-oxopropyl)butanedioic acid;propan-2-ol, UNII-LI8054GLDY, DTXSID80960077, CHEBI:172491, XBLJCYOUYPSETL-UHFFFAOYSA-N, PBA41305, NS00128709, D89344, 2-Hydroxy-2-(2-oxopropyl)butanedioic acid--propan-2-ol (1/1), ISOPROPYL CITRATE, CITRIC ACID ISOPROPYL ESTER, 2,3-propanetricarboxylicacid,2-hydroxy-mono(2-methylpropyl)ester, Citricacidisopropylester(mixture), MONOISOPROPYLCITRATE, Isopropyi citrate mixture, 2-acetonyl-2-hydroxy-succinic acid, 2-hydroxy-2-(2-oxopropyl)butanedioic acid, CITRIC ACID ISOPROPYL ESTER, 1,2,3-Propanetricarboxylic acid,2-hydroxy-,1-methylethyl ester;Isopropyl citrate
Isopropyl citrates include a mixture of mono-, di-, and tri-isopropyl esters of citric acid.
Isopropyl citrates are esters of citric acid and isopropyl alcohol.
Isopropyl citrates are typically found as a mixture of mono-, di-, and tri-isopropyl esters.
This modification of natural citric acid transforms a water-soluble acid into oil-soluble esters with enhanced stability, low volatility, and useful chelating and emulsifying properties.
Isopropyl citrates are clear to pale yellow oily liquids or viscous syrups, with mild odor, and are valued for their low toxicity, biodegradability, and GRAS (Generally Recognized as Safe) status in food and cosmetic applications.
Isopropyl citrates are often classified under “citrate esters”, a group known for replacing phthalates in sensitive applications such as personal care, baby products, and food.
Isopropyl citrates are an oxo carboxylic acid.
Isopropyl citrates belong to the class of organic compounds known as medium-chain keto acids and derivatives.
These are keto acids with a 6 to 12 carbon atoms long side chain.
Isopropyl citrate is an extremely weak basic (essentially neutral) compound (based on its pKa).
Isopropyl citrates belong to the class of organic compounds known as medium-chain keto acids and derivatives.
These are keto acids with a 6 to 12 carbon atoms long side chain.
Isopropyl citrates are a compound utilized in research primarily related to its properties as an ester of citric acid.
Isopropyl citrates are studied for their potential as an antioxidant in various systems, where their efficacy in preventing oxidation is of interest.
In the field of polymer research, Isopropyl citrates are investigated for its ability to stabilize polymers and prevent the degradation of materials by oxygen, heat, or light.
Additionally, researchers explore Isopropyl citrates are use as a chelating agent due to their ability to bind metal ions, which is relevant in studies of metal-catalyzed reactions and metal ion sequestration.
In the realm of environmental science, Isopropyl citrates are examined for their biodegradability and their impact on ecological systems when used in formulations.
Isopropyl citrates role in the preservation of oils and fats is also a focus area, particularly in understanding the mechanisms of lipid stabilization and extending the shelf life of products.
Isopropyl citrates are viscous ,colorless syrup.
Isopropyl citrates crystallize upon standing.
Isopropyl citrates are an oxo carboxylic acid.
USES and APPLICATIONS of ISOPROPYL CITRATES:
Agrochemicals uses of Isopropyl citrates: Isopropyl citrates are sometimes used in fertilizer coatings or formulation agents for plant protection products to enhance stability and delivery.
Primary Uses & Applications of Isopropyl citrates: Food additive (GRAS under 21 CFR 184.1386; also recognized under 21 CFR 582.6386 at ≤0.02%).
Isopropyl citrates functions as an antioxidant, sequestrant (chelating agent), solvent, vehicle.
Isopropyl citrates is used in fats, oils, margarine, non-alcoholic beverages, etc.
Cosmetics & personal care: Isopropyl citrates acts as a plasticizer, chelator, pH regulator, antioxidant.
Industrial: Isopropyl citrates is utilized in detergents, metal treatments, plastics, rubber, coatings, oil stabilization.
Research uses of Isopropyl citrates: Studied for polymer stabilization, metal chelation, lipid preservation, biodegradability.
Isopropyl citrates are an ester derived from citric acid and isopropanol, characterized by their chemical structure that includes a citrate moiety linked to isopropyl groups.
Isopropyl citrates are typically a colorless to pale yellow liquid with a mild, fruity odor.
Isopropyl citrates are known for its solubility in organic solvents and limited solubility in water, making them useful in various applications, particularly in the cosmetic and food industries as a flavoring agent and emulsifier.
Isopropyl citrates exhibit properties that can enhance the stability and texture of formulations, contributing to improved product performance.
Additionally, Isopropyl citrates are considered to be non-toxic and safe for use in consumer products, aligning with regulatory standards for food additives and cosmetic ingredients.
Its versatility and functional characteristics make Isopropyl citrates a valuable component in formulations requiring emulsification and flavor enhancement.
Uses of Isopropyl citrates: Antioxidant; chelating agent.
Use Classification: Cosmetics → Plasticiser.
-Industrial & Technical Uses of Isopropyl citrates:
*Plasticizer for resins and coatings:
Isopropyl citrates offer flexibility, transparency, and low migration.
Isopropyl citrates are used in vinyl polymers, cellulose derivatives, and epoxy systems.
Applied in metal treatment formulations to prevent corrosion.
Found in lubricants, polyolefin-based adhesives, and rubber as a stabilizer.
Isopropyl citrates are used in emulsion polymerization to modify viscosity and flow.
-Textile & Leather Processing uses of Isopropyl citrates:
Isopropyl citrates act as a softening agent and metal ion sequestrant in dye baths.
Isopropyl citrates are used to stabilize peroxides in textile bleaching.
-Cosmetics & Personal Care uses of Isopropyl citrates:
*Found in:
Hair conditioners, leave-on creams, moisturizers
*Sun care:
Isopropyl citrates help stabilize UV filters
*Makeup:
Isopropyl citrates work as a non-greasy emollient and viscosity controller
Isopropyl citrates enhance skin feel, reduce tackiness, and improve product spreadability.
*Isopropyl citrates work synergistically with tocopherols (Vitamin E) and fatty alcohols.
-Pharmaceuticals uses of Isopropyl citrates:
Isopropyl citrates are used as a vehicle or carrier in oily drug formulations.
Isopropyl citrates may function as a solubilizing agent for lipophilic actives in creams or ointments.
Isopropyl citrates are used plasticizer in capsules (soft gels) or coatings (enteric release).
-Food & Nutrition Industry of Isopropyl citrates:
E-number: Classified as Isopropyl citrates or more generally under citric acid esters.
Isopropyl citrates is used in:
*Margarine and spreads (to prevent metal-induced rancidity)
*Processed meats and dressings
*Non-alcoholic beverages
*Flavor carriers
*Oil-based food flavor formulations
*Acts as an antioxidant and metal ion chelator, particularly against copper, iron, and calcium, which catalyze oxidative spoilage.
FUNCTIONAL BENEFITS OF ISOPROPYL CITRATES:
*Antioxidant
Isopropyl citrates inhibit oxidation in oils, fats, emulsions.
*Chelating agent
Isopropyl citrates bind metals like Fe²⁺, Cu²⁺, reducing catalytic spoilage.
*Solvent
Isopropyl citrates dissolve lipophilic ingredients in emulsions.
*Plasticizer
Isopropyl citrates increase flexibility in coatings, plastics, cosmetics.
*Emollient
Isopropyl citrates improve sensory feel in skin & hair care products.
*Stabilizer
Isopropyl citrates enhance oxidative, UV, and pH stability of formulations.
