Description

3,5-Dichloro-4-Methoxybenzene-1-Sulfonyl Chloride (Wx192253) is a high-purity sulfonyl chloride derivative, a critical building block in advanced organic synthesis. Its bifunctional reactivity makes it an essential intermediate for constructing complex molecules with tailored properties. This compound is primarily sought by R&D chemists and process development teams in the pharmaceutical, agrochemical, and specialty chemical industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of sulfonamide-based active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used to develop novel herbicides, fungicides, and pesticides with enhanced efficacy.
• Dyestuff & Pigment Manufacturing: Serves as a building block for creating specialized azo dyes and high-performance pigments.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the production of specialty polymers and resins.
• Chemical Research & Development: A versatile reagent for introducing the sulfonyl chloride functional group in complex molecular architectures.
• Ligand & Catalyst Design: Used in the preparation of specialized ligands for metal catalysis and organocatalysis.

Basic Information

Product Name	3,5-Dichloro-4-Methoxybenzene-1-Sulfonyl Chloride (Wx192253)
CAS No.	35517-53-4
Molecular Formula	C7H5Cl3O3S
Molecular Weight	279.53 g/mol
Synonyms	3,5-Dichloro-4-methoxybenzenesulfonyl chloride; 4-Methoxy-3,5-dichlorobenzenesulfonyl chloride; 1-(Chlorosulfonyl)-3,5-dichloro-4-methoxybenzene; 3,5-Dichloro-4-methoxybenzene-1-sulphonyl chloride; 3,5-Dichloro-p-anisolesulfonyl chloride; WX-192253; Wx192253
EINECS	Contact for details

Quality Control

Every batch of 3,5-Dichloro-4-Methoxybenzene-1-Sulfonyl Chloride is manufactured under strict quality management protocols. Our products undergo rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and batch-to-batch consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each 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, well-ventilated place at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) to prevent decomposition. Keep away from strong bases, oxidizing agents, and sources of ignition.

Specification

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

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