Description

3-Pyridinecarboxylic Acid, 4-Amino-, 1-Oxide is a heterocyclic organic compound featuring a pyridine core functionalized with an amino group, a carboxylic acid, and an N-oxide moiety. This unique structure makes it a valuable and versatile pharmaceutical intermediate and research chemical for synthesizing more complex molecules. It is primarily sought by pharmaceutical R&D and fine chemical synthesis sectors for developing new active ingredients and specialty compounds.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those targeting neurological and anti-infective pathways.
• Agrochemical Research: Used in developing advanced pesticides and herbicides due to its bioactive pyridine structure.
• Ligand Synthesis: Serves as a precursor for creating complexing agents and catalysts in coordination chemistry.
• Material Science: Potential monomer or additive for creating functional polymers with specific electronic or binding properties.
• Biochemical Research: Utilized as a standard or reagent in enzymatic studies and metabolic pathway analysis.
• Academic & Industrial R&D: Fundamental raw material for exploratory organic synthesis and method development in chemical research.

Basic Information

Product Name	3-Pyridinecarboxylic Acid, 4-Amino-, 1-Oxide
CAS No.	89640-78-8
Molecular Formula	C6H6N2O3
Molecular Weight	154.12 g/mol
Synonyms	4-Aminonicotinic Acid N-Oxide; 4-Aminonicotinic Acid 1-Oxide; 4-Amino-3-pyridinecarboxylic Acid 1-Oxide; 4-Aminopyridine-3-carboxylic Acid N-Oxide; 3-Carboxy-4-aminopyridine N-Oxide; 4-Amino-1-oxido-pyridin-1-ium-3-carboxylate; Isonicotinic Acid, 4-Amino-, 1-Oxide (related isomer)
EINECS	Contact for details

Quality Control

Our production of 3-Pyridinecarboxylic Acid, 4-Amino-, 1-Oxide adheres to stringent internal quality standards to ensure batch-to-batch consistency and reliability for your synthesis workflows. Each lot is characterized and tested using advanced analytical techniques including HPLC, NMR, and IR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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