Description

Benzenesulfonyl Chloride, 2,4-Dibromo-5-Methoxy- is a specialized halogenated and methoxy-substituted benzenesulfonyl chloride derivative, serving as a versatile and reactive synthetic intermediate. Its unique structure makes it a valuable building block for introducing the 2,4-dibromo-5-methoxybenzenesulfonyl moiety into target molecules, enabling the development of compounds with tailored properties. This high-purity intermediate is primarily sought by research and development chemists in the pharmaceutical and agrochemical industries for creating novel active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly for introducing specific sulfonamide functionalities.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and pesticides, leveraging its halogenated aromatic structure.
• Material Science Research: Serves as a monomer or cross-linking agent in the development of specialty polymers and advanced functional materials.
• Dye and Pigment Chemistry: Intermediate for synthesizing complex sulfonated dyes and organic pigments with specific light-fastness and color properties.
• Chemical Biology Probes: Utilized in the design of activity-based probes and molecular tags for studying biological systems and enzyme mechanisms.

Basic Information

Item	Detail
Product Name	Benzenesulfonyl Chloride, 2,4-Dibromo-5-Methoxy-
CAS No.	212579-59-4
Molecular Formula	C7H5Br2ClO3S
Molecular Weight	364.34 g/mol
Synonyms	2,4-Dibromo-5-methoxybenzenesulfonyl chloride; 5-Methoxy-2,4-dibromobenzenesulfonyl chloride; 1-Dibromo-4-methoxy-6-(chlorosulfonyl)benzene; 2,4-Dibromo-5-methoxybenzene-1-sulfonyl chloride
EINECS	Contact for details

Quality Control

Our Benzenesulfonyl Chloride, 2,4-Dibromo-5-Methoxy- is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high chemical purity. All products undergo rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to confirm identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical characteristics is provided with each shipment to support your R&D and scale-up activities.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm

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