Description

(S)-2-Hydroxyoctadecanoic Acid is a high-purity, chiral hydroxy fatty acid with the CAS number 26531-80-6. This compound is a critical chiral building block and intermediate for advanced organic synthesis, offering precise stereochemical control. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require enantiomerically pure intermediates for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key chiral synthon for the synthesis of bioactive molecules, lipid-based drugs, and prodrugs.
• Agrochemical Research: Used in developing chiral pesticides, herbicides, and plant growth regulators with enhanced efficacy.
• Biochemical Research: Serves as a standard or substrate in enzymatic studies, particularly those involving fatty acid metabolism and modification.
• Surfactant & Detergent Chemistry: A precursor for synthesizing chiral, biodegradable surfactants and emulsifiers with specific interfacial properties.
• Material Science: Building block for chiral liquid crystals, polymers, and advanced organic materials with tailored properties.
• Cosmetic & Personal Care Ingredients: Intermediate for producing specialty esters and derivatives used in high-end formulations.

Basic Information

Product Name	(S)-2-Hydroxyoctadecanoic Acid
CAS No.	26531-80-6
Molecular Formula	C₁₈H₃₆O₃
Molecular Weight	300.48 g/mol
Synonyms	(S)-2-Hydroxystearic Acid; (S)-α-Hydroxystearic Acid; L-2-Hydroxyoctadecanoic Acid; (2S)-2-Hydroxyoctadecanoic Acid; (S)-2-Hydroxy C18 Acid; 2-Hydroxyoctadecanoic Acid (S-enantiomer); (S)-2-Hydroxy Fatty Acid C18
EINECS	Contact for details

Quality Control

Our (S)-2-Hydroxyoctadecanoic Acid is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity assessment by HPLC, to ensure compliance with exacting standards for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and chiral excess is provided with every shipment.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Enantiomeric Excess)	≥ 99.0% ee
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	< 10 ppm

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