Description

5-Chloro-2,4-Dimethoxy-Benzenesulfonyl Chloride is a key sulfonyl chloride derivative, a versatile and reactive intermediate in advanced organic synthesis. Its primary value lies in its ability to act as a sulfonylation reagent, enabling the efficient introduction of the sulfonyl functional group into target molecules. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for the development of active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A critical building block for synthesizing sulfonamide-based drug candidates, including potential enzyme inhibitors and receptor antagonists.
• Agrochemical Synthesis: Used in the production of novel herbicides, fungicides, and pesticides where the sulfonyl moiety imparts specific biological activity.
• Dyestuff and Pigment Manufacturing: Serves as an intermediate for creating specialized sulfonated dyes and colorants with enhanced properties.
• Polymer Chemistry: Can be utilized in the modification of polymers or as a monomer for creating specialty polymers with sulfone linkages.
• Chemical Research & Development: A valuable reagent for academic and industrial R&D in exploring new synthetic pathways and creating compound libraries.
• Material Science: Potential applications in the synthesis of advanced materials, such as liquid crystals or organic semiconductors.

Basic Information

Product Name	5-Chloro-2,4-Dimethoxy-Benzenesulfonyl Chloride
CAS No.	78046-28-3
Molecular Formula	C8H8Cl2O4S
Molecular Weight	271.12 g/mol
Synonyms	5-Chloro-2,4-dimethoxybenzenesulfonyl chloride; 2,4-Dimethoxy-5-chlorobenzenesulfonyl chloride; 1-Chloro-2,4-dimethoxy-5-sulfonyl chloride benzene; Benzenesulfonyl chloride, 5-chloro-2,4-dimethoxy-; 78046-28-3; 5-Chloro-2,4-dimethoxybenzene-1-sulfonyl chloride
EINECS	Contact for details

Quality Control

Our 5-Chloro-2,4-Dimethoxy-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 consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, purity, 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 room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed and away from moisture and direct light to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
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.