Description

(+/-)-Erythro-9,10-Dihydroxyoctadecanoic Acid CAS NO 3639-32-5 is a high-purity dihydroxy fatty acid derivative, serving as a critical chiral building block and intermediate in advanced organic synthesis. This compound is valued for its unique stereochemistry and bifunctional reactivity, enabling precise molecular construction. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors developing active ingredients, surfactants, and functional materials.

Application

• Pharmaceutical Intermediate: Key chiral synthon for the synthesis of bioactive molecules, prostaglandin analogs, and complex natural products.
• Agrochemical Research: Building block for developing novel plant growth regulators and environmentally benign pesticide formulations.
• Specialty Surfactants & Lubricants: Used to create bifunctional surfactants, emulsifiers, and high-performance lubricant additives with enhanced properties.
• Polymer Science: Monomer for synthesizing functional polyesters, polyamides, and other polymers with tailored hydrophilicity and degradation profiles.
• Biochemical Research: Substrate or inhibitor in enzymatic studies related to fatty acid metabolism and oxidation pathways.
• Cosmetic Ingredients: Intermediate for producing skin-conditioning agents and emulsifiers in high-end cosmetic formulations.

Basic Information

Product Name	(+/-)-Erythro-9,10-Dihydroxyoctadecanoic Acid
CAS No.	3639-32-5
Molecular Formula	C₁₈H₃₆O₄
Molecular Weight	316.48 g/mol
Synonyms	9,10-Dihydroxyoctadecanoic Acid; DL-9,10-Dihydroxystearic Acid; erythro-9,10-Dihydroxystearic Acid; (±)-9,10-Dihydroxystearic Acid; 9,10-DHSA; Octadecanoic acid, 9,10-dihydroxy-; Threaric acid (mixed isomers)
EINECS	Contact for details

Quality Control

Our (+/-)-Erythro-9,10-Dihydroxyoctadecanoic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets exacting standards for research and industrial use. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry, inert conditions to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Water Content (KF)	≤ 1.0%
Heavy Metals	< 10 ppm
Residue on Ignition	< 0.1%

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