Description

Benzo[C]Thiophene, 4-Fluoro- (9Ci) is a high-purity fluorinated heterocyclic building block of significant interest in advanced organic synthesis. This compound matters for its role as a key precursor in the development of novel pharmaceuticals and functional materials, where the introduction of fluorine atoms is critical for modulating biological activity and physicochemical properties. It is primarily needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for creating new molecular entities.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for candidates targeting central nervous system (CNS) disorders and oncology.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, where the benzo[c]thiophene core provides a unique bioactive scaffold.
• Material Science Precursor: Acts as a monomer or starting material for the synthesis of organic semiconductors, conductive polymers, and nonlinear optical (NLO) materials.
• Ligand Synthesis: Employed in the preparation of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Fluorine Chemistry Studies: A valuable substrate for investigating fluorination reactions and the effects of fluorine substitution on aromatic systems.
• Dye and Pigment Intermediate: Utilized in the synthesis of specialized fluorophores and high-performance pigments.

Basic Information

Product Name	Benzo[C]Thiophene, 4-Fluoro- (9Ci)
CAS No.	156004-45-4
Molecular Formula	C8H5FS
Molecular Weight	152.19 g/mol
Synonyms	4-Fluorobenzo[c]thiophene; 4-Fluoro-1-benzothiophene; 4-Fluoro-benzo[c]thiophene; 4-Fluoroisothianaphthene; 4-Fluoro-1H-benzo[c]thiophene; 4-FBT; 4-Fluorobenzo[c]thiophene (9CI)
EINECS	Contact for details

Quality Control

Our Benzo[C]Thiophene, 4-Fluoro- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC-MS, and NMR, to ensure high chemical purity and structural identity. Certificates of Analysis (COA) detailing purity, impurity profile, and physical characteristics are provided with every shipment and 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. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white 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.