Description

n-Ethyl-4-Hydroxybenzenesulfonamide is a specialized organic sulfonamide derivative with a phenolic hydroxyl group. This compound serves as a versatile intermediate and functional additive, valued for its unique chemical reactivity and potential biological activity. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries for applications in synthesis and formulation.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those targeting enzyme inhibition or requiring sulfonamide pharmacophores.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Polymer Additive: Acts as a potential stabilizer, curing agent, or monomer in the production of specialty polymers and resins.
• Dye and Pigment Intermediate: Serves as a precursor in the manufacture of certain sulfonamide-based dyes and colorants.
• Chemical Research (R&D): A valuable reagent for academic and industrial research in organic synthesis and medicinal chemistry.
• Cross-linking Agent: Can be utilized in the formulation of coatings, adhesives, and other cross-linked material systems.

Basic Information

Product Name	n-Ethyl-4-Hydroxybenzenesulfonamide
CAS No.	3271-43-0
Molecular Formula	C8H11NO3S
Molecular Weight	201.24 g/mol
Synonyms	4-Hydroxy-N-ethylbenzenesulfonamide; p-Hydroxy-N-ethylbenzenesulfonamide; N-Ethyl-4-hydroxybenzenesulfonamide; Benzenesulfonamide, N-ethyl-4-hydroxy-; N-Ethyl-p-hydroxybenzenesulfonamide; 4-(Ethylsulfamoyl)phenol
EINECS	221-902-8

Quality Control

Our n-Ethyl-4-Hydroxybenzenesulfonamide is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide full traceability and a Certificate of Analysis (COA) with every shipment, detailing key parameters such as assay and impurity profiles. 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 strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	< 20 ppm

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