Description

4-Bromo-6-Methoxybenzene-1,3-Disulfonyl Dichloride is a high-purity, multi-functional chemical building block essential for advanced organic synthesis. Its value lies in its dual sulfonyl chloride groups, which are highly reactive handles for constructing complex sulfonamide and sulfonate derivatives. This compound is critically needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty materials industries for creating novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Key precursor for synthesizing novel sulfonamide-based drug candidates with potential therapeutic applications.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and insecticides that require specific sulfonyl group chemistry.
• Polymer & Material Science: Serves as a cross-linking agent or monomer for creating high-performance polymers, resins, and specialty coatings.
• Chemical Biology & Proteomics: Acts as a reactive probe or linker for modifying proteins, peptides, and other biomolecules in research settings.
• Dye & Pigment Manufacturing: Intermediate in the synthesis of complex, sulfonated organic dyes and colorants.
• Ligand & Catalyst Development: Building block for creating sophisticated ligands used in catalytic systems and metal-organic frameworks (MOFs).

Basic Information

Product Name	4-Bromo-6-Methoxybenzene-1,3-Disulfonyl Dichloride
CAS No.	1203027-65-9
Molecular Formula	C7H5BrCl2O5S2
Molecular Weight	376.01 g/mol
Synonyms	1,3-Benzenedisulfonyl dichloride, 4-bromo-6-methoxy-; 4-Bromo-6-methoxy-1,3-benzenedisulfonyl dichloride; 4-Bromo-6-methoxybenzene-1,3-disulfonyl dichloride; 4-Bromo-6-methoxy-m-benzenedisulfonyl dichloride; 2-Bromo-4-methoxy-1,3-benzenedisulfonyl dichloride; 2-Bromo-4-methoxybenzene-1,3-disulfonyl dichloride; 4-Bromo-6-methoxybenzene-1,3-disulphonyl dichloride; 4-Bromo-6-methoxy-1,3-phenylenedisulfonyl dichloride
EINECS	Contact for details

Quality Control

Our 4-Bromo-6-Methoxybenzene-1,3-Disulfonyl Dichloride is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high chemical purity and structural identity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality parameters. Our commitment to consistent quality and traceability supports your R&D and scale-up processes with reliable material.

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 compound is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) in its original sealed packaging to prevent decomposition. Keep away from heat, open flames, and incompatible materials such as strong bases, amines, and alcohols.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	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.