Description

p-Toluenesulfonanilide is a versatile organic chemical intermediate belonging to the class of sulfonamides. This compound is valued for its role in synthesizing more complex molecules, particularly in the production of dyes, pigments, and specialty polymers. It is primarily sought by manufacturers in the chemical synthesis, agrochemical, and pharmaceutical research sectors for its utility as a building block and protecting group.

Application

• Chemical Synthesis Intermediate: A key building block for the production of dyes, optical brighteners, and pigments.
• Agrochemical Manufacturing: Used in the synthesis of certain herbicides and plant growth regulators.
• Pharmaceutical Research: Serves as a precursor or intermediate in the development of sulfonamide-based active pharmaceutical ingredients (APIs).
• Polymer Industry: Acts as a modifier or cross-linking agent in the production of specialty resins and plastics.
• Photographic Chemicals: Employed in the synthesis of compounds used in photographic developers.
• Laboratory Reagent: Used in organic chemistry research and development as a standard or reagent.

Basic Information

Product Name	p-Toluenesulfonanilide
CAS No.	68-34-8
Molecular Formula	C13H13NO2S
Molecular Weight	247.31 g/mol
Synonyms	N-Phenyl-p-toluenesulfonamide; 4-Methyl-N-phenylbenzenesulfonamide; p-Tolylsulfonanilide; Tosylanilide; N-(Phenyl)tosylamide; Benzenesulfonamide, 4-methyl-N-phenyl-; TSAN
EINECS	200-688-6

Quality Control

Our p-Toluenesulfonanilide is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. A Certificate of Analysis (COA) detailing the results is provided with every shipment to guarantee traceability and compliance with your requirements.

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.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	102°C - 106°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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