Description

2,4,5,6-Tetramethylbenzenedisulfonyl Dichloride is a high-purity, multi-functional sulfonylating agent and a critical synthetic intermediate in advanced organic chemistry. Its value lies in its dual reactive sites, enabling the efficient introduction of the sterically hindered tetramethylbenzenedisulfonyl moiety into target molecules. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in creating sulfonamide-based active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticides where the bulky aromatic group confers specific biological activity.
• Polymer Chemistry: Serves as a monomer or cross-linking agent for the development of specialty polymers, including high-performance resins and membranes.
• Dye and Pigment Manufacturing: Intermediate in the synthesis of complex, color-fast organic dyes and pigments.
• Ligand and Catalyst Preparation: Useful for constructing sophisticated ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).
• Chemical Research & Development: A versatile reagent in academic and industrial R&D for exploring new organic reactions and material properties.

Basic Information

Item	Detail
Product Name	2,4,5,6-Tetramethylbenzenedisulfonyl Dichloride
CAS No.	97997-76-7
Molecular Formula	C10H10Cl2O4S2
Molecular Weight	337.22 g/mol
Synonyms	Durenedisulfonyl Dichloride; 1,2,4,5-Tetramethyl-3,6-benzenedisulfonyl Dichloride; 2,4,5,6-Tetramethyl-m-benzenedisulfonyl Dichloride; Tetramethylbenzenedisulfonyl Dichloride; 3,6-Dichlorosulfonyl-1,2,4,5-tetramethylbenzene; Durene-3,6-disulfonyl Chloride; 1,2,4,5-Tetramethylbenzene-3,6-disulfonyl Dichloride
EINECS	Contact for details

Quality Control

Every batch of 2,4,5,6-Tetramethylbenzenedisulfonyl Dichloride is manufactured and tested under a strict quality management system. We ensure compliance with relevant industry standards for fine chemical intermediates. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee batch-to-batch consistency and support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area 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) after opening to prevent decomposition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Melting Point	Contact for details

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