Description

Methyl 3-Bromo-4-(Chlorosulfonyl)Benzoate is a high-purity, multi-functional organic intermediate with significant synthetic utility. This compound is valued for its reactive chlorosulfonyl and bromo substituents, which enable precise derivatization in complex molecular construction. It is primarily sought after by research and development chemists and process engineers in the pharmaceutical and agrochemical industries for the synthesis of active ingredients and novel chemical entities.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of sulfonamide-based drug candidates, including enzyme inhibitors and receptor modulators.
• Agrochemical Synthesis: Used in the production of advanced herbicides and fungicides, leveraging the sulfonyl chloride moiety for creating potent bioactive molecules.
• Material Science Research: Serves as a precursor for functionalized polymers and liquid crystals, where the benzoate ester and sulfonyl groups impart specific material properties.
• Chemical Biology Probes: Employed in the design and synthesis of activity-based probes and affinity labels for studying protein function and interaction.
• Custom Synthesis & Contract Manufacturing: A critical starting material for custom chemical synthesis services catering to specialized R&D projects.

Basic Information

Product Name	Methyl 3-Bromo-4-(Chlorosulfonyl)Benzoate
CAS No.	1354953-47-1
Molecular Formula	C8H6BrClO4S
Molecular Weight	313.55 g/mol
Synonyms	3-Bromo-4-(chlorosulfonyl)benzoic acid methyl ester; Methyl 3-bromo-4-chlorosulfonylbenzoate; Benzoic acid, 3-bromo-4-(chlorosulfonyl)-, methyl ester; 4-(Chlorosulfonyl)-3-bromobenzoic acid methyl ester
EINECS	Contact for details

Quality Control

Our Methyl 3-Bromo-4-(Chlorosulfonyl)Benzoate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent decomposition. Keep away from strong acids and organic solvents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 98.0%
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.