Description

Benzo[C]Thiophene, 5-Fluoro- (9Ci) is a high-purity fluorinated heterocyclic building block of significant interest in advanced organic synthesis. This compound is valued for its role as a key intermediate in the development of novel pharmaceuticals and agrochemicals, where the introduction of fluorine atoms is a critical strategy for modulating biological activity and metabolic stability. It is primarily sought after by research institutions and industrial R&D departments focused on medicinal chemistry, material science, and the synthesis of complex organic molecules.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for candidates targeting central nervous system (CNS) disorders, oncology, and anti-infective therapies.
• Agrochemical Research: Used in the development of new-generation herbicides, fungicides, and insecticides, where the benzo[c]thiophene core contributes to enhanced efficacy and environmental profile.
• Material Science Precursor: Serves as a monomer or precursor in the synthesis of organic semiconductors, conductive polymers, and advanced materials for electronic applications.
• Chemical Synthesis Reagent: Employed in academic and industrial laboratories for method development, catalysis studies, and the construction of complex fluorinated heterocyclic libraries for screening.

Basic Information

Item	Detail
Product Name	Benzo[C]Thiophene, 5-Fluoro- (9Ci)
CAS No.	156004-43-2
Molecular Formula	C8H5FS
Molecular Weight	152.19 g/mol
Synonyms	5-Fluorobenzo[c]thiophene; 5-Fluoro-1-benzothiophene; 5-Fluoro-1H-benzo[c]thiophene; 5-Fluorobenzo[c]thiophene; 5-Fluoro-benzo[c]thiophene; 5-F-BT; 5-Fluoroisothianaphthene
EINECS	Contact for details

Quality Control

Our Benzo[C]Thiophene, 5-Fluoro- (9Ci) is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to verify identity and purity. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes. We adhere to cGMP principles where applicable to support our clients' regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed to prevent contamination and moisture absorption.

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%
Heavy Metals	≤ 10 ppm

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