Description

Benzo[B]Thiophene,3-Bromo-, 1,1-Dioxide is a high-purity brominated sulfone derivative, a key synthetic intermediate valued for its unique reactivity and structural motif. This compound is essential for researchers and process chemists developing advanced materials and active pharmaceutical ingredients (APIs). It is primarily utilized in organic synthesis, pharmaceutical R&D, and as a building block for functionalized heterocyclic systems in agrochemical and material science applications.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Used as a building block for developing new herbicides, fungicides, and insecticides with enhanced efficacy and environmental profiles.
• Material Science Research: Acts as a monomer or functionalizing agent in the development of advanced polymers, organic semiconductors, and liquid crystals.
• Organic Synthesis & Catalysis: Employed in cross-coupling reactions (e.g., Suzuki, Stille) and as a substrate for exploring new catalytic methodologies due to the bromine leaving group.
• Chemical Reference Standard: Used in analytical laboratories for method development, calibration, and quality control testing.
• Dye & Pigment Intermediate: Functions in the synthesis of specialized dyes and pigments where the benzo[b]thiophene core imparts specific coloristic or stability properties.

Basic Information

Product Name	Benzo[B]Thiophene,3-Bromo-, 1,1-Dioxide
CAS No.	16957-97-4
Molecular Formula	C8H5BrO2S
Molecular Weight	245.09 g/mol
Synonyms	3-Bromobenzo[b]thiophene 1,1-Dioxide; 3-Bromo-1,1-dioxobenzo[b]thiophene; 3-Bromobenzo[b]thiophene S,S-Dioxide; 3-Bromothianaphthene 1,1-Dioxide; 3-Bromo-1,1-dioxo-1-benzothiophene; 3-Bromobenzo[b]thienyl 1,1-Dioxide; 3-Bromobenzo[b]thiophene Sulfone
EINECS	Contact for details

Quality Control

Our Benzo[B]Thiophene,3-Bromo-, 1,1-Dioxide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical quality attributes are available upon request to support your regulatory and R&D needs.

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). Keep away from strong oxidizing agents and strong bases.

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.