Description

1-Benzothiophene-5-Carbaldehyde is a high-purity aromatic heterocyclic building block of significant importance in advanced organic synthesis. Its unique structure, featuring both a benzothiophene core and an aldehyde functional group, makes it a versatile and critical intermediate for constructing complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and material science industries seeking to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and oncology.
• Agrochemical Synthesis: Used in the development of new-generation herbicides, fungicides, and insecticides with enhanced efficacy and selectivity.
• Material Science & Organic Electronics: Serves as a building block for organic semiconductors, light-emitting diodes (OLEDs), and conductive polymers due to its electron-rich benzothiophene moiety.
• Ligand & Catalyst Development: Employed in the preparation of specialized ligands for transition metal catalysis and asymmetric synthesis.
• Fluorescent Dye & Sensor Precursor: Utilized in the creation of advanced fluorescent probes and chemosensors for biological and environmental detection.
• Academic & R&D: A valuable reagent for methodological studies in organic chemistry and the exploration of new heterocyclic reactions.

Basic Information

Product Name	1-Benzothiophene-5-Carbaldehyde
CAS No.	10133-30-9
Molecular Formula	C9H6OS
Molecular Weight	162.21 g/mol
Synonyms	1-Benzothiophene-5-carboxaldehyde; 5-Formyl-1-benzothiophene; 1-Benzothien-5-yl-methanal; Benzo[b]thiophene-5-carbaldehyde; 5-Benzothiophenecarboxaldehyde; 5-Benzothienyl aldehyde; 1-Benzothiophen-5-carbaldehyde
EINECS	Contact for details

Quality Control

Our 1-Benzothiophene-5-Carbaldehyde is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to ensure high chemical purity and identity confirmation. We provide Certificates of Analysis (COA) with detailed specifications for every shipment, supporting your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow 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%

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