4-Toluene Sodium Sulfonate is a high-purity sodium sulfonate derivative widely used as an intermediate in pharmaceuticals, detergents, dyes, and chemical synthesis. Its water solubility and stability make it ideal for industrial applications requiring sulfonate functionality.
D.K. Pharmachem produces this compound under ISO/WHO-GMP-compliant facilities with strict quality control, analytical validation, and export-ready packaging for global buyers.
| Attribute | Details |
|---|---|
| CAS Number | 138-59-0 |
| Molecular Formula | C₇H₇NaO₃S |
| Molecular Weight | 172.18 g/mol |
| Grade | Pharma / Industrial |
| Appearance | White crystalline powder |
| Purity | ≥99% |
| Packaging | HDPE drums / bulk bags |

sed in sulfonamide and API synthesis

Applied in water-soluble colorants

Functional ingredient in surfactants

Used in organic sulfonation reactions
As a WHO-GMP certified manufacturer, We are equipped for high-purity pharmaceutical intermediate production. Our 4-Toluene Sodium Sulfonate 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-Toluene Sodium Sulfonate 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-Toluene Sodium Sulfonate 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-Toluene Sodium Sulfonate manufactured at our India facility is backed by:
As one of the established 4-Toluene Sodium Sulfonate 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-Toluene Sodium Sulfonate 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-Toluene Sodium Sulfonate powder is packed to maintain stability and ensure safe handling throughout the supply chain.
Choosing the right sourcing partner for 4-Toluene Sodium Sulfonate 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-Toluene Sodium Sulfonate products and services
4-Toluene Sodium Sulfonate is used as a pharmaceutical intermediate in sulfonamide and API synthesis, and as a functional ingredient in dyes, pigments, and detergent manufacturing. Its water solubility and stability make it suitable for industrial processes that require sulfonate functionality. Buyers typically source it for use in downstream chemical synthesis rather than as a finished formulation.
DK PharmaChem manufactures 4-Toluene Sodium Sulfonate to European Pharmacopoeia (EP) and British Pharmacopoeia (BP) compliance standards. The product is supplied at a minimum purity of 99%, with specifications confirmed on a per-batch Certificate of Analysis (CoA).
Yes. DK PharmaChem manufactures 4-Toluene Sodium Sulfonate at a dedicated WHO-GMP certified facility in India, using controlled synthesis and validated production and cleaning procedures. The facility includes an in-house HPLC and analytical quality control laboratory to maintain batch-to-batch consistency.
Every shipment is supplied with a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and European Drug Master File (EDMF) documentation. DK PharmaChem also provides country-specific regulatory filings where required for export. This documentation supports batch traceability from raw material to finished product.
The CAS number of 4-Toluene Sodium Sulfonate is 138-59-0. Its molecular formula is C7H7NaO3S, with a molecular weight of 172.18 g/mol.
4-Toluene Sodium Sulfonate is packed in HDPE drums, fiber drums with inner liners, and bulk packaging options depending on order size. Product should be stored in a cool, dry, well-ventilated area, protected from moisture and direct sunlight, with containers kept tightly closed.
Buyers can request pricing, samples, and technical documentation by contacting DK PharmaChem directly through the enquiry form or email on the website. The team responds with product specifications, regulatory documentation, and supply timelines based on the buyer’s requirements.
Yes. DK PharmaChem exports 4-Toluene Sodium Sulfonate to regulated markets including Europe, North America, Southeast Asia, and the Middle East. All export shipments are accompanied by full documentation, including Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and European Drug Master File (EDMF) filings.