Description

m-Toluenesulphonamide (CAS NO 1899-94-1) is a versatile organic sulfonamide derivative that serves as a critical intermediate in the synthesis of specialty chemicals. Its value lies in its ability to act as a building block for pharmaceuticals, agrochemicals, and high-performance polymers, ensuring consistent quality and reliable supply for industrial processes. This compound is essential for manufacturers and R&D facilities in the pharmaceutical, dye, and polymer industries seeking a high-purity intermediate for advanced synthesis.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various active pharmaceutical ingredients (APIs) and sulfa drugs.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and other crop protection agents.
• Dye and Pigment Manufacturing: Serves as an intermediate for producing sulfonamide-based dyes and colorants.
• Polymer Modification: Acts as a monomer or additive in the creation of specialty polymers and resins to enhance properties.
• Chemical Research & Development: Employed as a standard reagent and building block in organic synthesis and process development.
• Photographic Chemicals: Used in the formulation of certain photographic developers and chemicals.

Basic Information

Product Name	m-Toluenesulphonamide
CAS No.	1899-94-1
Molecular Formula	C7H9NO2S
Molecular Weight	171.22 g/mol
Synonyms	3-Methylbenzenesulfonamide; m-Toluenesulfonamide; 3-Toluenesulfonamide; Toluenesulfonamide, meta-; Benzenesulfonamide, 3-methyl-; 3-Methylphenylsulfonamide; m-TSA; NSC 403697
EINECS	217-594-5

Quality Control

Our m-Toluenesulphonamide is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. The product undergoes rigorous analytical testing, including HPLC, GC, and IR spectroscopy, to meet exacting customer specifications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each 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 area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	108°C - 112°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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