Description

2-Bromopyridine-3-Sulfonyl Chloride is a versatile and highly reactive organosulfur compound that serves as a critical building block in advanced chemical synthesis. Its value lies in its dual functionality, where the sulfonyl chloride group acts as a potent electrophile for sulfonamide formation and the bromopyridine moiety provides a handle for further cross-coupling reactions. This compound is essential for research chemists and process development scientists in the pharmaceutical and agrochemical industries, where it is used to create novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of sulfonamide-based drug candidates, including kinase inhibitors and antimicrobial agents.
• Agrochemical Synthesis: Building block for developing novel herbicides, fungicides, and pesticides with enhanced efficacy.
• Material Science: Used in the creation of functional polymers and advanced organic materials with specific electronic or surface properties.
• Chemical Biology: Employed as a reactive probe or linker in bioconjugation and proteomics research.
• Custom Synthesis & Contract Manufacturing: Serves as a starting material for the production of complex, bespoke molecules for client-specific projects.
• Research & Development: Fundamental reagent in academic and industrial R&D for exploring new synthetic pathways and reaction methodologies.

Basic Information

Product Name	2-Bromopyridine-3-Sulfonyl Chloride
CAS No.	1060811-59-7
Molecular Formula	C5H3BrClNO2S
Molecular Weight	256.50 g/mol
Synonyms	3-Bromo-2-pyridinesulfonyl chloride; 2-Pyridinesulfonyl chloride, 3-bromo-; 3-Bromopyridine-2-sulfonyl chloride; 2-Bromo-3-pyridinesulfonyl chloride; 3-Bromo-2-sulfonylchloridopyridine; 1060811-59-7; 2-Bromo-3-sulfonyl chloride pyridine
EINECS	Contact for details

Quality Control

Every batch of 2-Bromopyridine-3-Sulfonyl Chloride is manufactured and tested under a strict quality management system. We employ advanced analytical techniques including HPLC, NMR, and IR spectroscopy to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all relevant specifications are provided with each shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) when prolonged exposure is anticipated to maintain purity and reactivity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.