Description

Dps-Cl is a high-purity chemical intermediate, also known as 2,4-Dichlorophenylsulfonyl Chloride, with the CAS registry number 163032-72-2. This compound is a critical building block in advanced organic synthesis, valued for its reactive sulfonyl chloride group which enables the introduction of the 2,4-dichlorophenylsulfonyl moiety into target molecules. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical and agrochemical sectors for developing active ingredients and novel compounds.

Application

• Pharmaceutical Intermediate: A key synthon in the research and production of active pharmaceutical ingredients (APIs), particularly for sulfonamide-based drugs.
• Agrochemical Synthesis: Used in the manufacture of herbicides, fungicides, and pesticides, where the dichlorophenyl group confers specific biological activity.
• Material Science Research: Serves as a precursor for creating specialized polymers, dyes, and functional materials with specific sulfonyl properties.
• Chemical Biology & Proteomics: Employed as a reagent for modifying proteins, peptides, and other biomolecules to study function or create probes.
• Custom Synthesis & Contract Manufacturing: Essential for fine chemical and custom synthesis houses producing tailored compounds for client R&D projects.

Basic Information

Product Name	Dps-Cl
CAS No.	163032-72-2
Molecular Formula	C6H3Cl3O2S
Molecular Weight	245.51 g/mol
Synonyms	2,4-Dichlorophenylsulfonyl Chloride; 2,4-Dichlorobenzenesulfonyl Chloride; 1-(Chlorosulfonyl)-2,4-dichlorobenzene; 2,4-Dichlorobenzene-1-sulfonyl Chloride; DPS-Cl; 2,4-DCPSCl; (2,4-Dichlorophenyl)sulfonyl Chloride
EINECS	Contact for details

Quality Control

Our Dps-Cl is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) for each lot, detailing key parameters such as assay, identity, and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, and we support compliance with global regulatory standards including REACH.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). The product is moisture-sensitive; keep the container tightly sealed in a dry environment. Keep away from strong bases, amines, and alcohols.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%

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