Description

5-Bromobenzo[B]Thiophene-2-Carbaldehyde is a versatile and high-purity brominated heterocyclic building block. This compound is essential for advanced organic synthesis, particularly in the development of novel pharmaceuticals and functional materials. It is primarily sought by research chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, especially those targeting central nervous system (CNS) disorders, inflammation, and oncology.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging the thiophene scaffold's bioactivity.
• Material Science: Serves as a building block for organic semiconductors, liquid crystals, and photochromic materials due to its electron-rich thiophene core.
• Chemical Synthesis: The aldehyde and bromine functional groups make it an ideal substrate for cross-coupling reactions (e.g., Suzuki, Sonogashira) and further derivatization.
• Academic & R&D: A valuable reagent for methodological studies in organic chemistry and for creating specialized compound libraries for high-throughput screening.

Basic Information

Product Name	5-Bromobenzo[B]Thiophene-2-Carbaldehyde
CAS No.	7312-18-7
Molecular Formula	C9H5BrOS
Molecular Weight	241.11 g/mol
Synonyms	5-Bromobenzo[b]thiophene-2-carboxaldehyde; 5-Bromobenzo[b]thiophene-2-carbaldehyde; 2-Formyl-5-bromobenzo[b]thiophene; 5-Bromo-1-benzothiophene-2-carbaldehyde; 5-Bromobenzo[b]thien-2-carboxaldehyde; 5-Bromo-benzo[b]thiophene-2-carbaldehyde; 5-Bromo-2-formylbenzo[b]thiophene; 7312-18-7
EINECS	Contact for details

Quality Control

Our 5-Bromobenzo[B]Thiophene-2-Carbaldehyde is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including HPLC, GC, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your regulatory and R&D requirements.

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 product is easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen or argon.

Specification

Item	Specification
Appearance	White to off-white 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.