Description

Octadecanehydroxamic Acid is a high-purity, long-chain hydroxamic acid derivative with the CAS number 6540-56-3. This compound is valued for its strong chelating properties, particularly towards metal ions like iron and copper, making it a critical component in applications requiring precise metal ion control. It is primarily utilized by industries involved in advanced material science, analytical chemistry, and specialty chemical synthesis where performance and purity are paramount.

Application

• As a chelating agent and metal deactivator in lubricant and fuel additive formulations.
• An intermediate in the synthesis of corrosion inhibitors and surface treatment agents for metals.
• Used in analytical chemistry as a selective reagent for the spectrophotometric determination of trace metal ions.
• A key component in flotation reagents for the mineral processing industry to separate specific ores.
• Employed in polymer stabilization to sequester catalytic metal residues that can cause degradation.
• As a biocide synergist in industrial water treatment and cooling systems.
• In pharmaceutical research for developing novel hydroxamate-based enzyme inhibitors.
• For the preparation of specialty surfactants and emulsifiers with unique interfacial properties.

Basic Information

Product Name	Octadecanehydroxamic Acid
CAS No.	6540-56-3
Molecular Formula	C₁₈H₃₇NO₂
Molecular Weight	299.49 g/mol
Synonyms	Stearohydroxamic Acid; N-Hydroxyoctadecanamide; Octadecanhydroxamic Acid; 18-Hydroxyaminooctadecanoic acid lactam; N-Hydroxystearamide; Hydroxamic acid C18; KBR 180; Armeen O
EINECS	229-476-5

Quality Control

Our Octadecanehydroxamic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and melting point determination, to ensure it meets exacting specifications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your quality requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	95 - 100 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 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.