Description

6-Fluorobenzo[B]Thiophene-2-Carboxylic Acid is a high-purity fluorinated heterocyclic building block of significant importance in advanced organic synthesis. This compound serves as a critical intermediate for the development of novel active pharmaceutical ingredients (APIs) and functional materials. It is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of new drug candidates, particularly in kinase inhibitor and other small-molecule therapeutic programs.
• Agrochemical Synthesis: Used in the production of advanced herbicides and fungicides, leveraging the fluorine atom for enhanced biological activity and metabolic stability.
• Material Science Research: Serves as a precursor for organic electronic materials, such as semiconductors and light-emitting compounds, due to the benzo[b]thiophene core.
• Chemical Biology Probes: Employed in the design and synthesis of fluorescent tags and molecular probes for diagnostic and research applications.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for custom synthesis projects requiring specific fluorinated heterocycles.

Basic Information

Product Name	6-Fluorobenzo[B]Thiophene-2-Carboxylic Acid
CAS No.	142329-23-5
Molecular Formula	C9H5FO2S
Molecular Weight	196.20 g/mol
Synonyms	6-Fluorobenzo[b]thiophene-2-carboxylic acid; 6-Fluoro-1-benzothiophene-2-carboxylic acid; 2-Carboxy-6-fluorobenzo[b]thiophene; 6-Fluoro-2-benzothiophenecarboxylic acid; 142329-23-5; 6-Fluorobenzo(b)thiophene-2-carboxylic acid; 6-F-BTCA
EINECS	Contact for details

Quality Control

Our 6-Fluorobenzo[B]Thiophene-2-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your research and production 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 hygroscopic (moisture-sensitive); keep the container tightly sealed to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.