Description

2-Hydroxyisonicotinic Acid n-Oxide is a specialized heterocyclic carboxylic acid derivative, valued for its unique structural motif that combines a pyridine N-oxide with a hydroxyl-substituted carboxylic acid group. This compound serves as a versatile and high-value chemical intermediate in advanced organic synthesis, particularly in the development of pharmaceuticals and agrochemicals. It is primarily sought after by research institutions and fine chemical manufacturers for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, especially those targeting neurological or anti-infective pathways.
• Agrochemical Research: Used in developing advanced herbicides, fungicides, or plant growth regulators due to its bioactive heterocyclic core.
• Ligand Synthesis: Serves as a precursor for creating chelating ligands in coordination chemistry and catalysis.
• Material Science: Potential monomer or additive for designing functional polymers with specific electronic or binding properties.
• Academic & R&D: Employed in chemical research to study N-oxide chemistry and structure-activity relationships (SAR).

Basic Information

Product Name	2-Hydroxyisonicotinic Acid n-Oxide
CAS No.	13602-64-7
Molecular Formula	C6H5NO4
Molecular Weight	155.11 g/mol
Synonyms	2-Hydroxyisonicotinic Acid 1-Oxide; 2-Hydroxy-4-pyridinecarboxylic Acid 1-Oxide; 4-Pyridinecarboxylic Acid, 2-Hydroxy-, 1-Oxide; Isonicotinic Acid, 2-Hydroxy-, N-Oxide; 2-Hydroxypyridine-4-carboxylic Acid N-Oxide
EINECS	Contact for details

Quality Control

Our 2-Hydroxyisonicotinic Acid n-Oxide is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and synthesis applications. Certificates of Analysis (COA) documenting all critical parameters are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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