Description

2-Bromobenzo[B]Thiophene-3-Carbaldehyde is a high-purity, versatile heterocyclic building block of significant interest in advanced organic synthesis. This compound matters as a key intermediate for constructing complex molecular architectures, particularly in the development of pharmaceuticals and functional materials. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for creating novel active compounds and specialty chemicals.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and oncology.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, leveraging the thiophene scaffold's bioactivity.
• Material Science Research: Serves as a building block for organic semiconductors, conductive polymers, and non-linear optical (NLO) materials due to its electron-rich thiophene core.
• Ligand and Catalyst Development: The aldehyde and bromine functional groups allow for further derivatization to create novel ligands for catalysis and metal-organic frameworks (MOFs).
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological processes and enzyme mechanisms.
• Academic & Industrial R&D: A valuable reagent for methodological development in organic chemistry, including cross-coupling reactions and heterocyclic chemistry.

Basic Information

Product Name	2-Bromobenzo[B]Thiophene-3-Carbaldehyde
CAS No.	39856-98-9
Molecular Formula	C9H5BrOS
Molecular Weight	241.11 g/mol
Synonyms	2-Bromobenzo[b]thiophene-3-carboxaldehyde; 2-Bromobenzo[b]thiophene-3-carbaldehyde; 3-Formyl-2-bromobenzo[b]thiophene; 2-Bromo-1-benzothiophene-3-carbaldehyde; 2-Bromobenzo[b]thien-3-carboxaldehyde; 2-Bromothianaphthene-3-carboxaldehyde; 2-Bromobenzo[b]thiophene-3-aldehyde; 2-Bromo-benzo[b]thiophene-3-carbaldehyde
EINECS	Contact for details

Quality Control

Our 2-Bromobenzo[B]Thiophene-3-Carbaldehyde is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our quality commitment ensures the material meets the high standards required for research and scale-up applications.

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 compound is easily oxidized and should be handled under an inert atmosphere for long-term storage. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 97.0%
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.