Description

4-Ethylamino-Benzenesulfonamide is a specialized organic intermediate featuring a sulfonamide group linked to an ethylamino-substituted benzene ring. This compound is valued for its role as a key building block in the synthesis of more complex molecules, particularly in pharmaceutical and agrochemical research. It is primarily sought by R&D chemists and process development scientists in the fine chemical and active pharmaceutical ingredient (API) manufacturing sectors.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel sulfonamide-based drug candidates, including potential diuretics, carbonic anhydrase inhibitors, and antimicrobial agents.
• Agrochemical Research: Used in developing new herbicides and fungicides, where the sulfonamide moiety can contribute to biological activity.
• Dye and Pigment Synthesis: Acts as an intermediate for creating specialized azo dyes and organic pigments, leveraging its aromatic amine functionality.
• Material Science: Investigated as a monomer or additive for producing polymers with specific thermal or chemical resistance properties.
• Chemical Biology Tool: Utilized in proteomics and biochemical assay development as a scaffold for enzyme inhibitors or labeling probes.

Basic Information

Product Name	4-Ethylamino-Benzenesulfonamide
CAS No.	157038-15-8
Molecular Formula	C8H12N2O2S
Molecular Weight	200.26 g/mol
Synonyms	N-Ethyl-4-aminobenzenesulfonamide; p-(Ethylamino)benzenesulfonamide; 4-(Ethylamino)benzenesulfonamide; Benzenesulfonamide, 4-(ethylamino)-; 1-Ethylamino-4-sulfamoylbenzene; N1-Ethylsulfanilamide; 4-Amino-N-ethylbenzenesulfonamide
EINECS	Contact for details

Quality Control

Our 4-Ethylamino-Benzenesulfonamide is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, which includes results from HPLC for assay and impurity profiling, IR and NMR for structural confirmation, and other relevant physicochemical tests. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 0.5%
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.