Description

3-Bromo-4-Methoxy-Benzenesulfonyl Chloride is a versatile and highly reactive sulfonyl chloride derivative, serving as a critical building block in advanced organic synthesis. Its primary value lies in its ability to act as a sulfonylation reagent, introducing the sulfonyl functional group to construct complex molecules with precision. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, where it is used to develop active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of sulfonamide-based drug candidates, including enzyme inhibitors and receptor antagonists.
• Agrochemical Synthesis: Used in the production of novel herbicides, fungicides, and pesticides that require the sulfonyl moiety for biological activity.
• Material Science: Serves as a monomer or cross-linking agent in the development of specialty polymers and functional materials.
• Chemical Research: A valuable reagent in academic and industrial R&D for exploring new synthetic pathways and creating compound libraries.
• Dye and Pigment Manufacturing: Employed in the synthesis of sulfonated dyes and colorants with enhanced solubility and properties.

Basic Information

Product Name	3-Bromo-4-Methoxy-Benzenesulfonyl Chloride
CAS No.	23094-96-4
Molecular Formula	C7H6BrClO3S
Molecular Weight	285.54 g/mol
Synonyms	4-Methoxy-3-bromobenzenesulfonyl chloride; 3-Bromo-4-methoxybenzenesulfonyl chloride; 1-Bromo-2-methoxy-4-(chlorosulfonyl)benzene; 3-Bromo-4-methoxybenzene-1-sulfonyl chloride; 3-Bromo-p-anisylsulfonyl chloride; 4-Methoxy-3-bromophenylsulfonyl chloride; Benzenesulfonyl chloride, 3-bromo-4-methoxy-
EINECS	Contact for details

Quality Control

Our 3-Bromo-4-Methoxy-Benzenesulfonyl Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high purity and consistency. 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 place 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. Keep away from incompatible materials such as strong bases, amines, and alcohols.

Specification

Item	Specification
Appearance	White to off-white 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.