Description

5-Ketostearic Acid is a high-purity, long-chain keto fatty acid derivative, identified by CAS NO 16694-31-8. This specialty chemical serves as a versatile intermediate and building block for synthesizing more complex molecules, offering significant value in advanced research and fine chemical manufacturing. It is essential for R&D chemists and production specialists in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop novel compounds with specific functional properties.

Application

• Pharmaceutical Intermediate: Used in the synthesis of bioactive molecules and potential drug candidates, leveraging the ketone group for further chemical modifications.
• Agrochemical Synthesis: Acts as a key precursor for developing specialized surfactants, emulsifiers, and plant growth regulators.
• Polymer & Material Science: Serves as a monomer or modifier in the production of specialty polyesters, polyamides, and other functional polymers.
• Lubricant & Fuel Additive Precursor: Utilized in the development of high-performance ester-based lubricants and fuel additives.
• Cosmetic & Personal Care Ingredients: Employed in the research and formulation of specialty emollients and skin-conditioning agents.
• Chemical Research & Development: A valuable reference standard and building block in organic synthesis and metabolic studies.

Basic Information

Product Name	5-Ketostearic Acid
CAS No.	16694-31-8
Molecular Formula	C₁₈H₃₄O₃
Molecular Weight	298.46 g/mol
Synonyms	5-Oxooctadecanoic Acid; 5-Oxostearic Acid; Stearic Acid, 5-keto-; 5-Keto-octadecanoic Acid; Octadecanoic acid, 5-oxo-; 5-Oxo-octadecansäure (German); Acide 5-oxooctadécanoïque (French)
EINECS	240-764-9

Quality Control

Our 5-Ketostearic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support cGMP and ISO standards for industrial and research applications.

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, strong bases, and heat sources.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	90 - 95 °C
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm

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