Description

Ethanesulfonamide is a specialized organic sulfonamide compound with the CAS registry number 147962-42-3. This versatile chemical intermediate is valued for its role in synthesizing more complex molecules, particularly in the development of active pharmaceutical ingredients (APIs) and advanced agrochemicals. It serves as a critical building block for research and production in the pharmaceutical, agrochemical, and fine chemical industries.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly those with sulfonamide-based pharmacophores.
• Agrochemical Synthesis: Used in the development and production of modern herbicides, fungicides, and other crop protection agents.
• Chemical Research & Development: Serves as a versatile building block in organic synthesis for creating novel compounds in academic and industrial R&D settings.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, dyes, and functional materials.
• Ligand and Catalyst Preparation: Can be utilized to synthesize specialized ligands for metal catalysis or as part of catalyst systems.

Basic Information

Product Name	Ethanesulfonamide
CAS No.	147962-42-3
Molecular Formula	C2H7NO2S
Molecular Weight	109.15 g/mol
Synonyms	Ethanesulfonic acid amide; Ethylsulfonamide; 2-Aminoethanesulfonic acid amide (tautomer); ESA; Aminoethylsulfonamide; NSC 403919; Ethanesulphonamide; 1-Aminoethane-1-sulfonamide
EINECS	Contact for details

Quality Control

Our Ethanesulfonamide is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including identification, purity assay, and impurity profiling, to ensure it meets the high standards required for pharmaceutical and fine chemical applications. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
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.