Description

4-Ethoxy-Benzenesulfonamide is a specialized organic intermediate of significant importance in advanced chemical synthesis. This compound serves as a versatile building block for the development of active pharmaceutical ingredients (APIs) and high-performance agrochemicals. It is primarily required by R&D laboratories and production facilities in the pharmaceutical, agrochemical, and fine chemical industries seeking reliable, high-purity intermediates.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel sulfonamide-based drugs and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Building block for developing new-generation herbicides, fungicides, and plant growth regulators.
• Organic Synthesis & Research: Versatile reagent for constructing complex molecules in academic and industrial R&D settings.
• Dye & Pigment Manufacturing: Intermediate in the production of specialized dyes and colorants.
• Material Science: Potential monomer or additive in the development of advanced polymeric materials.

Basic Information

Product Name	4-Ethoxy-Benzenesulfonamide
CAS No.	1132-19-0
Molecular Formula	C8H11NO3S
Molecular Weight	201.24 g/mol
Synonyms	p-Ethoxybenzenesulfonamide; 4-Ethoxybenzenesulfonamide; Benzenesulfonamide, 4-ethoxy-; NSC 403697; 1-Ethoxy-4-sulfamoylbenzene; 4-Ethoxyphenylsulfonamide
EINECS	214-485-7

Quality Control

Our 4-Ethoxy-Benzenesulfonamide is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets exacting standards for research and production. A detailed Certificate of Analysis (COA) is provided with each shipment to guarantee traceability, consistency, and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled 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
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.