Description

3-Acetyl-2-Thiophenesulfonamide is a high-purity, specialized organic building block featuring a sulfonamide group and an acetyl-substituted thiophene ring. This compound is valued for its role as a critical intermediate in the synthesis of complex molecules, particularly in pharmaceutical research and development. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced material sectors for constructing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for the development of new drug candidates, particularly in medicinal chemistry programs targeting enzyme inhibition.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and insecticides, leveraging the bioactive thiophene scaffold.
• Material Science Research: Serves as a precursor for developing advanced organic electronic materials, such as conductive polymers or organic semiconductors.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological pathways and protein functions.
• Custom Synthesis & Contract Manufacturing: A vital starting material for custom synthesis houses and CDMOs (Contract Development and Manufacturing Organizations) serving global clients.

Basic Information

Product Name	3-Acetyl-2-Thiophenesulfonamide
CAS No.	138890-88-7
Molecular Formula	C6H7NO3S2
Molecular Weight	205.25 g/mol
Synonyms	1-(2-Sulfamoylthiophen-3-yl)ethan-1-one; 3-Acetylthiophene-2-sulfonamide; 2-Thiophenesulfonamide, 3-acetyl-; 3-Acetyl-2-thiophenesulfonic acid amide; 3-Acetylthiophene-2-sulfonic acid amide; 1-(2-Sulfamoyl-3-thienyl)ethanone
EINECS	Contact for details

Quality Control

Our 3-Acetyl-2-Thiophenesulfonamide is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all test results is provided with every shipment, ensuring full traceability and compliance with your internal quality standards.

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). The product is moisture-sensitive; keep the container tightly sealed in a dry environment.

Specification

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