Description

4-Hydroxyundecanoic Acid is a versatile medium-chain hydroxy fatty acid characterized by a terminal carboxylic acid group and a hydroxyl group on the fourth carbon. This bifunctional structure makes it a valuable intermediate for synthesizing specialized polymers, lubricants, and fine chemicals. It is particularly relevant for manufacturers in the pharmaceutical, cosmetic, and specialty chemical industries seeking to develop novel compounds with tailored properties.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs, leveraging its hydroxyl and carboxyl functionalities for derivatization.
• Polymer & Resin Production: Serves as a monomer or co-monomer for creating polyesters, polyamides, and other specialty polymers with specific flexibility or biodegradability.
• Cosmetic & Personal Care Ingredients: Acts as a precursor for emollients, surfactants, and viscosity modifiers in formulations like creams and lotions.
• Lubricant & Grease Additive: Employed in the production of synthetic esters that serve as base stocks or additives for high-performance lubricants.
• Flavor & Fragrance Synthesis: Utilized as a building block for creating lactones and other aroma chemicals.
• Research & Development: A key biochemical tool in lipid metabolism studies and the development of new organic synthesis methodologies.

Basic Information

Product Name	4-Hydroxyundecanoic Acid
CAS No.	7779-60-4
Molecular Formula	C₁₁H₂₂O₃
Molecular Weight	202.29 g/mol
Synonyms	4-Hydroxyundecanoic Acid; Undecanoic acid, 4-hydroxy-; 4-Hydroxyhendecanoic acid; ω-Hydroxyundecanoic acid (ambiguous); 4-Hydroxy-n-undecanoic acid; 4-Hydroxy C11 Acid
EINECS	Contact for details

Quality Control

Our 4-Hydroxyundecanoic Acid is produced under a stringent quality management system. Each batch undergoes comprehensive analytical testing, including assay (HPLC), identification (IR), and impurity profiling, to ensure it meets precise specifications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and batch-to-batch consistency for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
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.