Description

1-[2-Hydroxy-3-[(1-Oxooctadecyl)Oxy]Propyl] Dihydrogen Benzene-1,2,4-Tricarboxylate is a specialized chemical intermediate, primarily recognized as a citrate ester derivative of stearic acid. This compound matters for its role as a versatile building block in the synthesis of high-performance plasticizers, stabilizers, and functional additives. Industrial manufacturers in the polymer, coatings, and specialty chemical sectors need it to develop products with enhanced flexibility, durability, and processing characteristics.

Application

• Polymer Plasticizer: Acts as a monomer or co-monomer in the production of polymeric plasticizers for PVC, imparting improved low-temperature flexibility and migration resistance.
• Lubricant & Grease Additive: Serves as a synthetic base or performance additive in high-temperature lubricants and industrial greases.
• Coating Resin Modifier: Used in alkyd and polyester resin formulations for coatings and inks to modify film properties like adhesion and gloss.
• Cosmetic & Personal Care Ingredient: Functions as an emollient, skin-conditioning agent, or viscosity controller in premium cosmetic formulations.
• Adhesive & Sealant Component: Incorporated into adhesive systems to enhance tack, flexibility, and long-term stability.
• Specialty Surfactant Synthesis: Utilized as a key intermediate for producing non-ionic surfactants with specific hydrophilic-lipophilic balance (HLB) values.

Basic Information

Product Name	1-[2-Hydroxy-3-[(1-Oxooctadecyl)Oxy]Propyl] Dihydrogen Benzene-1,2,4-Tricarboxylate
CAS No.	85098-97-1
Molecular Formula	C30H46O9
Molecular Weight	550.68 g/mol
Synonyms	Stearyl Citrate; Octadecyl Hydrogen Citrate; 1-Stearyl Citrate; Citric Acid Stearyl Ester; 2-Hydroxy-1,2,3-propanetricarboxylic Acid, 1-(2-Hydroxy-3-stearoyloxypropyl) Ester; Benzene-1,2,4-tricarboxylic Acid, 1-[2-Hydroxy-3-[(1-oxooctadecyl)oxy]propyl] Dihydrogen Ester; NSC 334380
EINECS	285-349-8

Quality Control

Our production of 1-[2-Hydroxy-3-[(1-Oxooctadecyl)Oxy]Propyl] Dihydrogen Benzene-1,2,4-Tricarboxylate adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing, including assay by HPLC and impurity profile analysis, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents and excessive heat. For long-term storage, consider under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white waxy solid or powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Acid Value	Contact for details
Heavy Metals (as Pb)	< 10 ppm
Loss on Drying	< 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.