Description

16-Ketostearic Acid is a high-purity, long-chain keto fatty acid derivative, identified by CAS NO 13126-28-8. This compound serves as a versatile and valuable intermediate for the synthesis of specialized chemicals, offering a reactive ketone group on a fatty acid backbone. It is essential for manufacturers and R&D laboratories in the pharmaceutical, cosmetic, and advanced materials sectors seeking to develop novel compounds with specific functional properties.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs, particularly those requiring lipophilic modification for enhanced bioavailability.
• Cosmetic & Personal Care Ingredients: Acts as a precursor for emulsifiers, surfactants, and specialty esters that provide unique texture and stability in formulations.
• Polymer & Resin Modification: Serves as a building block for polyols, plasticizers, and cross-linking agents to alter the flexibility, adhesion, or chemical resistance of polymers.
• Lubricant & Fuel Additive Synthesis: Employed in creating high-performance additives that improve viscosity index, reduce friction, or enhance oxidative stability.
• Agrochemical Formulations: Utilized in the development of specialized adjuvants, carriers, or slow-release agents for pesticides and herbicides.
• Research & Development: A key starting material in organic synthesis for exploring new chemical entities in medicinal chemistry and material science.

Basic Information

Product Name	16-Ketostearic Acid
CAS No.	13126-28-8
Molecular Formula	C18H34O3
Molecular Weight	298.46 g/mol
Synonyms	16-Oxooctadecanoic Acid; 16-Oxostearic Acid; Octadecanoic Acid, 16-Oxo-; 16-KSA; Keto C18 Acid; 16-Oxo-octadecansäure (German); Acide 16-oxooctadécanoïque (French)
EINECS	236-059-6

Quality Control

Our 16-Ketostearic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including identification, purity assay, and impurity profiling, to ensure it meets precise specifications. A Certificate of Analysis (COA) detailing the results for key parameters such as assay, melting point, and heavy metals is provided with every shipment to guarantee traceability and batch-to-batch consistency for your critical processes.

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). Keep away from strong oxidizing agents, strong bases, and heat sources to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	92 - 96 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm

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