Description

Sodium p-Toluenesulfonamide CAS NO 18522-92-4 is the sodium salt of p-toluenesulfonamide, a key organic intermediate and functional additive. This compound is valued for its role as a versatile building block in chemical synthesis and as a performance-enhancing agent in various industrial formulations. It is primarily needed by manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries for processes requiring sulfonamide chemistry.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and other drug substances.
• Agrochemical Synthesis: Serves as a precursor or intermediate in the production of herbicides, fungicides, and pesticides.
• Polymer & Resin Modifier: Acts as a functional additive or curing agent in specialty epoxy resins and polyurethane systems.
• Dye & Pigment Manufacturing: Employed in the synthesis of sulfonamide-based dyes and colorants.
• Chemical Research & Development: A valuable reagent for organic synthesis and process development in R&D laboratories.
• Crosslinking Agent: Used in formulations requiring specific crosslinking properties for enhanced material performance.

Basic Information

Product Name	Sodium p-Toluenesulfonamide
CAS No.	18522-92-4
Molecular Formula	C7H8NNaO2S
Molecular Weight	193.20 g/mol
Synonyms	Sodium 4-methylbenzenesulfonamide; Sodium Tosylamide; p-Toluenesulfonamide Sodium Salt; 4-Methylbenzenesulfonamide Sodium Salt; Benzenesulfonamide, 4-methyl-, sodium salt; Tosylsulfonamide Sodium Salt; Sodium Salt of p-Toluenesulfonamide
EINECS	Contact for details

Quality Control

Our Sodium p-Toluenesulfonamide is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and chemical composition. Certificates of Analysis (COA) documenting results for assay, related substances, and other critical parameters are available upon request.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.5%

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