Description

4-Bromo-1,3-Dihydro-Benzo[C]Thiophene 2,2-Dioxide is a high-purity, versatile sulfone derivative and a valuable synthetic intermediate in advanced organic chemistry. Its core value lies in its role as a key building block for constructing complex molecular architectures, particularly in the development of novel pharmaceuticals and functional materials. This compound is essential for research and production chemists in the pharmaceutical, agrochemical, and material science industries who require reliable, high-quality intermediates for their synthetic workflows.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with sulfone or thiophene-based pharmacophores.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic structure.
• Material Science Research: Serves as a monomer or building block for developing novel organic electronic materials, such as semiconductors or conductive polymers.
• Organic Synthesis Building Block: Employed in cross-coupling reactions (e.g., Suzuki, Buchwald-Hartwig) and functional group transformations to introduce the bromo-substituted benzothiophene dioxide moiety.
• Ligand and Catalyst Development: Utilized in the design and synthesis of specialized ligands for catalysis or metal-organic frameworks (MOFs).
• Life Science Research: Acts as a chemical probe or intermediate in biochemical and medicinal chemistry research for target identification and validation.

Basic Information

Product Name	4-Bromo-1,3-Dihydro-Benzo[C]Thiophene 2,2-Dioxide
CAS No.	58401-27-7
Molecular Formula	C8H7BrO2S
Molecular Weight	247.11 g/mol
Synonyms	4-Bromoisothianaphthene 1,1-Dioxide; 4-Bromo-1,3-dihydro-2-benzothiophene 1,1-Dioxide; 4-Bromo-2,1-benzisothiazole 1,1-Dioxide (misnomer); 4-Bromoisothianaphthene S,S-Dioxide; 4-Bromobenzo[c]thiophene 1,1-Dioxide; 4-Bromo-1,3-dihydrobenzo[c]thiophene-2,2-dione (tautomer); 4-Bromo-2,3-dihydro-1-benzothiophene 1,1-Dioxide; 4-Bromo-1-oxo-1lambda6,3-dihydro-2-benzothiophene
EINECS	Contact for details

Quality Control

Our 4-Bromo-1,3-Dihydro-Benzo[C]Thiophene 2,2-Dioxide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent performance. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specifications and test results. Our quality commitment ensures the material meets the stringent requirements for research and cGMP-grade pharmaceutical intermediate applications.

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). The compound may be light-sensitive; prolonged exposure to light should be avoided. Keep away from strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	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.