Description

2-Bromo-3-Nitrophenylsulfonyl Chloride is a high-purity, multi-functional chemical intermediate essential for advanced organic synthesis. Its unique halogenated and sulfonated structure makes it a critical building block for constructing complex molecules with tailored properties. This compound is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical and agrochemical sectors for developing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for sulfonamide-based drugs and other bioactive molecules.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and insecticides, leveraging its reactive sites for structural diversification.
• Material Science Research: Serves as a monomer or cross-linking agent in the creation of specialty polymers and advanced functional materials.
• Dye and Pigment Manufacturing: Employed in the synthesis of complex organic dyes and pigments due to its nitro and sulfonyl chloride functional groups.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes and labeling reagents for biochemical research.
• Custom Synthesis & Contract Manufacturing: A valuable starting material for custom synthesis projects and scale-up processes in fine chemical production.

Basic Information

Product Name	2-Bromo-3-Nitrophenylsulfonyl Chloride
CAS No.	1261553-98-3
Molecular Formula	C6H3BrClNO4S
Molecular Weight	300.51 g/mol
Synonyms	2-Bromo-3-nitrobenzenesulfonyl chloride; 3-Nitro-2-bromobenzenesulfonyl chloride; Benzenesulfonyl chloride, 2-bromo-3-nitro-; 2-Bromo-3-nitrobenzene-1-sulfonyl chloride; (2-Bromo-3-nitrophenyl)sulfonyl chloride
EINECS	Contact for details

Quality Control

Every batch of 2-Bromo-3-Nitrophenylsulfonyl Chloride is manufactured under strict quality management protocols. Our products undergo rigorous analytical testing, including HPLC, NMR, and FTIR, to ensure identity, purity, and consistency meet the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) in its original packaging to prevent degradation. Keep away from heat, open flames, and incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Heavy Metals	≤ 20 ppm

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