Description

5-Bromo-Thiophene-2-Sulfonic Acid Ethylamide is a high-purity, specialized organosulfur building block of significant importance in advanced chemical synthesis. This compound serves as a critical intermediate for the development of novel active pharmaceutical ingredients (APIs) and functional materials. It is primarily sought by research and development teams in the pharmaceutical, agrochemical, and material science industries for constructing complex thiophene-based molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon in the research and production of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and infectious diseases.
• Agrochemical Synthesis: Used in the development of next-generation herbicides, fungicides, and insecticides, leveraging the thiophene moiety for enhanced biological activity.
• Material Science Precursor: Employed in the synthesis of conjugated polymers and organic semiconductors for applications in organic light-emitting diodes (OLEDs) and photovoltaic cells.
• Chemical Research: Serves as a versatile building block in organic chemistry for Suzuki-Miyaura and other cross-coupling reactions to create complex, functionalized heterocycles.
• Ligand and Catalyst Development: Utilized to create novel sulfonamide-based ligands for asymmetric catalysis and metal-organic frameworks (MOFs).

Basic Information

Product Name	5-Bromo-Thiophene-2-Sulfonic Acid Ethylamide
CAS No.	81597-53-7
Molecular Formula	C6H8BrNO2S2
Molecular Weight	270.17 g/mol
Synonyms	5-Bromo-2-thiophenesulfonamide, N-ethyl-; N-Ethyl-5-bromothiophene-2-sulfonamide; 5-Bromo-2-thiophenesulfonic acid ethylamide; 5-Bromothiophene-2-sulfonic acid ethylamide; 2-Thiophenesulfonamide, 5-bromo-N-ethyl-; Ethyl 5-bromothiophene-2-sulfonamide; 81597-53-7 (CAS)
EINECS	Contact for details

Quality Control

Our 5-Bromo-Thiophene-2-Sulfonic Acid Ethylamide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical quality attributes. Our commitment to supply chain reliability and documentation transparency supports your regulatory and R&D requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, handling and storage should minimize exposure to direct light.

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%
Heavy Metals	≤ 20 ppm

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