Description

n-Ethyl-p-Toluenesulfonamide is a versatile organic chemical intermediate belonging to the sulfonamide class. This compound is valued for its role as a key building block in the synthesis of more complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is primarily sought by manufacturers of active pharmaceutical ingredients (APIs), specialty polymers, and high-performance plasticizers who require consistent quality and reliable supply chains.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various sulfonamide-based drugs and active pharmaceutical ingredients (APIs).
• Plasticizer and Resin Modifier: Used to enhance the flexibility, durability, and processing characteristics of certain specialty polymers and resins.
• Agrochemical Synthesis: Serves as a building block in the production of herbicides, fungicides, and other crop protection agents.
• Dye and Pigment Manufacturing: Employed in the synthesis of specific sulfonated dyes and organic pigments.
• Chemical Research & Development: Utilized as a standard or reagent in organic synthesis and process development within R&D laboratories.
• Production of Sulfonamide Derivatives: Acts as a starting material for creating a range of N-substituted toluenesulfonamide derivatives with tailored properties.

Basic Information

Product Name	n-Ethyl-p-Toluenesulfonamide
CAS No.	80-39-7
Molecular Formula	C9H13NO2S
Molecular Weight	199.27 g/mol
Synonyms	N-Ethyl-4-methylbenzenesulfonamide; 4-Methyl-N-ethylbenzenesulfonamide; p-Toluenesulfonethylamide; Ethyltosylamide; N-Ethyl-p-tolylsulfonamide; N-Ethyltosylamide; N-Ethyl-4-toluenesulfonamide; Benzenesulfonamide, N-ethyl-4-methyl-
EINECS	201-275-5

Quality Control

Our n-Ethyl-p-Toluenesulfonamide is manufactured under a strict quality management system. Every 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 each shipment to guarantee traceability and batch-to-batch consistency for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 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	62 - 66 °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.