Description

9-Hydroxystearic Acid Methyl Ester is a high-purity fatty acid derivative, valued for its bifunctional hydroxyl and ester groups. This compound serves as a versatile chemical intermediate and building block in advanced organic synthesis. It is particularly relevant for manufacturers in the pharmaceutical, cosmetic, and specialty polymer industries seeking to develop or modify product properties.

Application

• Pharmaceutical Intermediate: Used in the synthesis of bioactive molecules, prodrugs, and controlled-release formulations.
• Cosmetic & Personal Care Ingredient: Functions as an emollient, viscosity modifier, or precursor for specialty esters in creams and lotions.
• Polymer & Resin Modification: Acts as a monomer or plasticizer additive to enhance flexibility and processing of polyesters and other polymers.
• Lubricant & Grease Formulation: Employed as a base stock or additive component in synthetic lubricants and industrial greases.
• Surfactant & Detergent Synthesis: Serves as a hydrophobic feedstock for producing non-ionic surfactants and emulsifiers.
• Chemical Research & Development: A key starting material for exploring new reactions in organic and medicinal chemistry.

Basic Information

Product Name	9-Hydroxystearic Acid Methyl Ester
CAS No.	2447-53-2
Molecular Formula	C₁₉H₃₈O₃
Molecular Weight	314.51 g/mol
Synonyms	Methyl 9-Hydroxystearate; 9-Hydroxyoctadecanoic Acid Methyl Ester; Methyl 9-Hydroxyoctadecanoate; 9-Hydroxy Stearic Acid Methyl Ester; 9-HSA Methyl Ester; 9-Hydroxy C18:0 Methyl Ester; Octadecanoic acid, 9-hydroxy-, methyl ester
EINECS	219-493-2

Quality Control

Our 9-Hydroxystearic Acid Methyl Ester is produced under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot is analyzed against comprehensive specifications, and a Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided. We support compliance with REACH and other relevant global regulatory frameworks.

Storage

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

Specification

Item	Specification
Appearance	White to off-white waxy solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Heavy Metals	< 10 ppm

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