Description

3-Thiophenesulfonamide,2,5-Dihydro-,1,1-Dioxide(9Ci) CAS NO 125287-43-6 is a specialized heterocyclic sulfonamide derivative, serving as a critical building block in advanced organic synthesis. Its unique structure, featuring a saturated thiophene ring and a sulfonamide group, makes it a valuable precursor for developing novel pharmaceuticals and functional materials. This high-purity intermediate is primarily sought by research and development teams in the pharmaceutical, agrochemical, and material science industries for creating new active compounds and specialty chemicals.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of new drug candidates, particularly in medicinal chemistry programs targeting various therapeutic areas.
• Agrochemical Synthesis: Used in the development of novel pesticides, herbicides, and fungicides, leveraging its heterocyclic core for biological activity.
• Material Science Research: Serves as a precursor for synthesizing specialty polymers, ligands for catalysis, or organic electronic materials due to its sulfonamide functionality.
• Chemical Biology Probes: Employed in the design and synthesis of molecular probes for studying enzyme function and biological pathways.
• Academic & Industrial R&D: A valuable reagent for methodological development and exploratory synthesis in university and corporate research laboratories.

Basic Information

Product Name	3-Thiophenesulfonamide,2,5-Dihydro-,1,1-Dioxide(9Ci)
CAS No.	125287-43-6
Molecular Formula	C4H7NO4S2
Molecular Weight	197.23 g/mol
Synonyms	2,5-Dihydrothiophene-3-sulfonamide 1,1-Dioxide; 3-Sulfamoyl-2,5-dihydrothiophene 1,1-Dioxide; 2,5-Dihydro-3-thiophenesulfonamide 1,1-Dioxide; Dihydrothiophenesulfonamide dioxide; 2,3-Dihydro-5-thiophenesulfonamide, 1,1-dioxide; 125287-43-6; 3-Thiophenesulfonamide, 2,5-dihydro-, 1,1-dioxide
EINECS	Contact for details

Quality Control

Our 3-Thiophenesulfonamide,2,5-Dihydro-,1,1-Dioxide(9Ci) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, confirming compliance with customer specifications and internal quality standards for research and industrial use.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents and strong bases. For long-term storage, consider under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.