Description

3-Pyridinesulfonic Acid, 5-Bromo-1,6-Dihydro-6-Oxo- is a high-purity, functionalized heterocyclic building block of significant interest in advanced organic synthesis. Its unique sulfonic acid and bromo-substituted pyridone structure makes it a versatile intermediate for constructing complex molecules with tailored properties. This compound is primarily utilized by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the development of new active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates, particularly in kinase inhibitor and antiviral research.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized ligands in coordination chemistry and catalysis.
• Material Science Research: Employed in the synthesis of functional polymers, dyes, and advanced organic electronic materials.
• Chemical Biology Probes: Useful for designing and synthesizing molecular probes to study biological pathways and enzyme functions.
• Custom Synthesis & Contract Manufacturing: A critical starting material for custom synthesis projects requiring brominated, sulfonated heterocycles.

Basic Information

Product Name	3-Pyridinesulfonic Acid, 5-Bromo-1,6-Dihydro-6-Oxo-
CAS No.	577985-06-9
Molecular Formula	C5H4BrNO4S
Molecular Weight	253.06 g/mol
Synonyms	5-Bromo-1,6-dihydro-6-oxo-3-pyridinesulfonic acid; 5-Bromo-6-oxo-1,6-dihydropyridine-3-sulfonic acid; 5-Bromo-6-hydroxy-3-pyridinesulfonic acid; 3-Pyridinesulfonic acid, 5-bromo-1,6-dihydro-6-oxo-; 5-Bromo-6-oxo-1H-pyridine-3-sulfonic acid; 5-Bromopyridin-6-one-3-sulfonic acid; 5-Bromo-6-oxopyridine-3-sulfonic acid
EINECS	Contact for details

Quality Control

Our 3-Pyridinesulfonic Acid, 5-Bromo-1,6-Dihydro-6-Oxo- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and development applications. Certificates of Analysis (COA) with detailed specifications are available for every lot upon request, providing full traceability and quality assurance.

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 to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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