Description

5-Bromobenzo[B]Thiophene-3-Carbaldehyde is a versatile and high-value brominated heterocyclic building block. This compound is essential for advanced organic synthesis, particularly in constructing complex molecular architectures for pharmaceutical and material science research. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and organic electronics industries for its role as a key synthetic intermediate.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and oncology.
• Agrochemical Research: Used in the development of new active ingredients for crop protection products, leveraging its heterocyclic core for bioactivity.
• Material Science: Acts as a building block for organic semiconductors, dyes, and photoactive materials in OLED and sensor technologies.
• Chemical Synthesis: A valuable reagent for Suzuki-Miyaura and other cross-coupling reactions to create more complex biaryl and conjugated systems.
• Ligand & Catalyst Development: Employed in the design of novel ligands for catalysis and metal-organic frameworks (MOFs).
• Academic & Contract Research: Used extensively in university and CRO laboratories for methodological studies and discovery chemistry.

Basic Information

Product Name	5-Bromobenzo[B]Thiophene-3-Carbaldehyde
CAS No.	16296-72-3
Molecular Formula	C9H5BrOS
Molecular Weight	241.10 g/mol
Synonyms	5-Bromobenzo[b]thiophene-3-carboxaldehyde; 3-Formyl-5-bromobenzo[b]thiophene; 5-Bromo-1-benzothiophene-3-carbaldehyde; 5-Bromobenzo[b]thien-3-carboxaldehyde; 5-Bromo-benzo[b]thiophene-3-carbaldehyde; 5-Bromothianaphthene-3-carboxaldehyde; 16296-72-3
EINECS	Contact for details

Quality Control

Our 5-Bromobenzo[B]Thiophene-3-Carbaldehyde 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. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your research and development requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This material is easily oxidized and should be handled under an inert atmosphere for long-term storage. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residue on Ignition	< 0.1%

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