Description

4,6-Dihydroxynicotinic Acid is a versatile pyridine derivative and a key nicotinic acid analog. This compound serves as a crucial pharmaceutical intermediate and building block in organic synthesis, valued for its bifunctional reactivity. It is primarily utilized by manufacturers in the pharmaceutical, agrochemical, and fine chemical industries for research and production.

Application

• Pharmaceutical Intermediate: Synthesis of active pharmaceutical ingredients (APIs) and novel drug candidates.
• Agrochemical Synthesis: Production of advanced herbicides, fungicides, and plant growth regulators.
• Ligand and Chelating Agent: Used in coordination chemistry and catalysis due to its hydroxyl and carboxylic acid groups.
• Biochemical Research: Precursor in the study of metabolic pathways and enzyme inhibitors.
• Fine Chemical Building Block: Key starting material for synthesizing complex heterocyclic compounds.
• Material Science: Potential monomer or additive in the development of specialty polymers.

Basic Information

Product Name	4,6-Dihydroxynicotinic Acid
CAS No.	5466-62-6
Molecular Formula	C6H5NO4
Molecular Weight	155.11 g/mol
Synonyms	4,6-Dihydroxy-3-pyridinecarboxylic Acid; 4,6-Dihydroxynicotinic Acid; 3-Carboxy-4,6-dihydroxypyridine; 4,6-Dihydroxypyridine-3-carboxylic Acid; 4,6-Dihydroxy-3-pyridinecarboxylic acid; 4,6-Dihydroxy-3-carboxypyridine; 3-Pyridinecarboxylic acid, 4,6-dihydroxy-; 4,6-Dihydroxy-nicotinic acid
EINECS	226-764-2

Quality Control

Our 4,6-Dihydroxynicotinic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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