Description

Benzo[B]Thiophene-3-Carbonitrile is a versatile heterocyclic building block and key synthetic intermediate. This compound is valued for its rigid, fused-ring structure and the reactivity of its nitrile group, enabling diverse chemical transformations. It is primarily utilized by research chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for the synthesis of novel active molecules and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and oncology.
• Agrochemical Synthesis: Serves as a core scaffold for developing new herbicides, fungicides, and insecticides with enhanced efficacy.
• Material Science Research: Used in the development of organic semiconductors, liquid crystals, and conductive polymers due to its electron-deficient thiophene core.
• Chemical Research & Development: Employed as a versatile building block for constructing complex heterocyclic systems via cyclization and functional group interconversion.
• Dye and Pigment Manufacturing: Acts as an intermediate for creating specialized chromophores and pigments with specific light-absorption properties.

Basic Information

Product Name	Benzo[B]Thiophene-3-Carbonitrile
CAS No.	24434-84-2
Molecular Formula	C9H5NS
Molecular Weight	159.21 g/mol
Synonyms	3-Cyanobenzo[b]thiophene; Benzothiophene-3-carbonitrile; 3-Benzothienylcarbonitrile; 1-Benzothiophene-3-carbonitrile; 3-Cyanobenzo[b]thiophene; BT-CN; NSC 403058; 3-Cyano-1-benzothiophene
EINECS	Contact for details

Quality Control

Our Benzo[B]Thiophene-3-Carbonitrile is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with every shipment, confirming compliance with agreed specifications. Custom synthesis and purification to meet specific research or cGMP standards are available upon request.

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). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white 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.