Description

4-Bromo-1-Benzothiophene-2-Carbaldehyde is a versatile and highly functionalized benzothiophene derivative that serves as a critical synthetic intermediate. Its value lies in the strategic positioning of the bromine and aldehyde functional groups, which enable a wide range of cross-coupling and condensation reactions for constructing complex heterocyclic systems. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for the development of novel active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of drug candidates, especially those targeting kinase inhibition and other therapeutic pathways.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, leveraging its heterocyclic core for bioactivity.
• Material Science Research: Serves as a precursor for organic electronic materials, such as organic semiconductors and light-emitting diodes (OLEDs).
• Ligand and Catalyst Development: Employed in the creation of novel ligands for transition metal catalysis and organocatalysts.
• Chemical Biology Probes: Utilized to develop molecular probes for studying biological processes and enzyme functions.
• Custom Synthesis and R&D: A fundamental starting material for contract research organizations (CROs) and fine chemical companies engaged in custom synthesis projects.

Basic Information

Product Name	4-Bromo-1-Benzothiophene-2-Carbaldehyde
CAS No.	19075-43-5
Molecular Formula	C9H5BrOS
Molecular Weight	241.10 g/mol
Synonyms	4-Bromobenzo[b]thiophene-2-carboxaldehyde; 4-Bromo-1-benzothiophene-2-carboxaldehyde; 4-Bromobenzo[b]thiophene-2-carbaldehyde; 2-Formyl-4-bromobenzo[b]thiophene; 4-Bromo-benzo[b]thiophene-2-carbaldehyde; 19075-43-5; 4-Bromobenzo[b]thiophene-2-carbaldehyde
EINECS	Contact for details

Quality Control

Our 4-Bromo-1-Benzothiophene-2-Carbaldehyde is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and consistent chemical identity. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support cGMP and ISO standards for research and development 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). This compound is easily oxidized and should be handled under an inert atmosphere for long-term storage. Keep away from strong oxidizing agents.

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
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.