4-Chloro Benzene Methyl Sulfone is a chlorinated sulfone used in pharma, chemical, and polymer industries. It offers high purity and reactivity, suitable for downstream synthesis.
D.K. Pharmachem ensures consistent quality and regulatory compliance for global buyers.
| Attribute | Details |
|---|---|
| CAS Number | 127-39-1 |
| Molecular Formula | C₇H₇ClO₂S |
| Molecular Weight | 170.64 g/mol |
| Grade | Pharma / Industrial |
| Appearance | White crystalline powder |
| Purity | ≥99% |
| Packaging | Export-grade HDPE drums |

Applied in sulfonamide or sulfone APIs

Used in organic reactions and functional group modifications

Intermediate in specialty polymer formulations

Key precursor in pesticide synthesis
As a WHO-GMP certified manufacturer, We are equipped for high-purity pharmaceutical intermediate production. Our 4-Chloro Benzene Methyl Sulfone manufacturing line is purpose-built for controlled synthesis, ensuring batch-to-batch consistency and compliance with international pharmacopoeial standards.
DK Pharmachem operates a dedicated WHO-GMP certified manufacturing facility in India, equipped for high-purity pharmaceutical intermediate production. Our 4-Chloro Benzene Methyl Sulfone manufacturing line is purpose-built for controlled synthesis, ensuring batch-to-batch consistency and compliance with international pharmacopoeial standards.
Facility highlights to list as bullet points below this paragraph:
As a bulk 4-Chloro Benzene Methyl Sulfone supplier in India, DK Pharmachem maintains scalable production capacity to meet both regular and high-volume procurement requirements. Our supply chain is designed to support uninterrupted manufacturing operations for our clients.
Supply capabilities to list as bullet points:
Every batch of 4-Chloro Benzene Methyl Sulfone manufactured at our India facility is backed by:
As one of the established 4-Chloro Benzene Methyl Sulfone manufacturers in India, we ensure uninterrupted supply chains and strict adherence to global quality standards.
DK Pharmachem serves clients across pharmaceuticals, agrochemicals, water treatment, and contract manufacturing sectors. We maintain consistent stock availability to support both spot orders and long-term supply agreements.
As an established 4-Chloro Benzene Methyl Sulfone exporter, we ship to regulated markets including Europe, North America, Southeast Asia, and the Middle East. All export shipments are accompanied by full documentation - COA, MSDS, EDMF, and country-specific regulatory filings where required.
Partner with DK Pharmachem for consistent pharmaceutical-grade quality, reliable bulk supply, and comprehensive regulatory documentation. Get in touch with our team today to discuss your requirements, timelines, and pricing.
4-Chloro Benzene Methyl Sulfone powder is packed to maintain stability and ensure safe handling throughout the supply chain.
Choosing the right sourcing partner for 4-Chloro Benzene Methyl Sulfone means evaluating quality, regulatory standing, supply reliability, and long-term partnership capability. DK Pharmachem has been a trusted name in pharmaceutical intermediates for over four decades, built on a foundation of manufacturing excellence and customer trust.

Direct Manufacturer, Not a Trader

WHO-GMP Certified Manufacturing

EDMF Registration Support

EP/BP Compliant Product Quality

Comprehensive Technical & Export Documentation

Bulk Supply & Long-Term Contract Support
Find answers to common questions about 4-Chloro Benzene Methyl Sulfone products and services
4-Chloro Benzene Methyl Sulfone is a chlorinated sulfone intermediate used in sulfonamide and sulfone active pharmaceutical ingredient (API) synthesis, general organic chemical synthesis, specialty polymer and resin formulations, and as a precursor in agrochemical manufacturing. It is supplied in pharma and industrial grades depending on the buyer’s downstream application.
DK PharmaChem manufactures 4-Chloro Benzene Methyl Sulfone to European Pharmacopoeia (EP) and British Pharmacopoeia (BP) compliance standards, with a minimum purity of 99%. Each batch is produced under controlled synthesis conditions to ensure batch-to-batch consistency with these standards.
Yes. 4-Chloro Benzene Methyl Sulfone is manufactured at DK PharmaChem’s WHO-Good Manufacturing Practice (WHO-GMP) certified facility in India, which is equipped with dedicated synthesis and processing units, an in-house HPLC analytical quality control laboratory, and validated cleaning and production procedures.
Every shipment is accompanied by a Certificate of Analysis (CoA) and Material Safety Data Sheet (MSDS) on request, along with European Drug Master File (EDMF) registration support. Country-specific regulatory filings are also provided where required for the destination market.
The CAS number for 4-Chloro Benzene Methyl Sulfone is 127-39-1. Its molecular formula is C₇H₇ClO₂S with a molecular weight of 170.64 g/mol, and it appears as a white crystalline powder.
4-Chloro Benzene Methyl Sulfone is packed in export-grade HDPE drums and fiber drums with inner liners, with bulk packaging options available for larger orders. Buyers are advised to store the material in a cool, dry, well-ventilated area, protected from moisture and direct sunlight, with containers kept tightly closed.
DK PharmaChem exports to regulated markets including Europe, North America, Southeast Asia, and the Middle East, supporting both spot orders and long-term supply agreements. DK PharmaChem is a direct manufacturer, not a trader, which allows for consistent stock availability and batch traceability from raw material to finished product.
Buyers can request a quote or samples by contacting DK PharmaChem’s team through the enquiry form on this page or by writing to dkc@dkpharmachem.com. The team can be reached to discuss specifications, timelines, pricing, and documentation requirements before finalizing an order.