Description

Picolinohydroxamic Acid CAS NO 31888-72-9 is a specialized hydroxamic acid derivative known for its strong chelating properties, particularly towards transition metal ions. This compound is a critical intermediate and analytical reagent in various high-value chemical and pharmaceutical processes. It is primarily utilized by research institutions, pharmaceutical manufacturers, and specialty chemical producers for applications in metal ion sequestration, catalysis, and as a building block for more complex molecules.

Application

• Metal Chelation & Decontamination: Acts as a powerful chelating agent for iron, copper, and other transition metals in industrial water treatment and decontamination formulations.
• Pharmaceutical Intermediate: Serves as a key synthetic building block in the development of novel therapeutic agents, including enzyme inhibitors and antimicrobials.
• Analytical Chemistry Reagent: Used in spectrophotometric and colorimetric assays for the detection and quantification of specific metal ions in laboratory settings.
• Catalyst & Ligand in Organic Synthesis: Functions as a ligand in coordination chemistry to modulate catalyst activity in various organic transformations.
• Corrosion Inhibition: Employed in formulations designed to protect metal surfaces by forming stable complexes with metal ions.
• Flotation Agent in Mineral Processing: Utilized for the selective separation of specific metal ores due to its affinity for certain metal cations.

Basic Information

Product Name	Picolinohydroxamic Acid
CAS No.	31888-72-9
Molecular Formula	C6H6N2O2
Molecular Weight	138.12 g/mol
Synonyms	2-Pyridinehydroxamic Acid; Picolinic Hydroxamic Acid; 2-Picolinohydroxamic Acid; N-Hydroxy-2-pyridinecarboxamide; 2-Pyridinecarbohydroxamic Acid; PHA; 2-Picolylhydroxamic Acid (common misnomer)
EINECS	Contact for details

Quality Control

Our Picolinohydroxamic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) detailing key parameters such as assay, impurity profile, and physical characteristics. Our quality commitment ensures the material is suitable for demanding applications in research and industrial synthesis.

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 product is easily oxidized (store under inert atmosphere) and is light-sensitive (store away from light). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	198°C - 202°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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