Description

1,2-Benzisothiazole,7-Fluoro-(9Ci) is a specialized fluorinated heterocyclic compound that serves as a critical building block in advanced organic synthesis. Its value lies in its unique molecular structure, which incorporates both a benzisothiazole core and a fluorine substituent, enabling precise modifications to target properties. This high-purity intermediate is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries developing novel active ingredients.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of new drug candidates, particularly in medicinal chemistry programs targeting central nervous system (CNS) disorders and anti-infective agents.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, where the fluorine atom enhances biological activity, metabolic stability, and environmental profile.
• Material Science Research: Employed in the synthesis of novel organic electronic materials, such as charge-transport layers or fluorophores, due to its electron-deficient aromatic system.
• Chemical Biology Probe Development: Serves as a versatile scaffold for creating molecular probes and tags used in biochemical assays and diagnostic research.
• Custom Synthesis & Contract Manufacturing: Supplied to fine chemical companies for use in custom synthesis projects and the production of complex, high-value specialty chemicals.

Basic Information

Product Name	1,2-Benzisothiazole,7-Fluoro-(9Ci)
CAS No.	139036-98-9
Molecular Formula	C7H4FNS
Molecular Weight	153.18 g/mol
Synonyms	7-Fluoro-1,2-benzisothiazole; 7-Fluorobenzo[d]isothiazole; 7-Fluoro-1,2-benzothiazole; 7-Fluoro-1,2-benzisothiazole (9CI); 1,2-Benzisothiazole, 7-fluoro-; 139036-98-9; 7-Fluorobenzoisothiazole
EINECS	Contact for details

Quality Control

We maintain a strict quality management system to ensure the consistency and purity of our chemical intermediates. Each batch of 1,2-Benzisothiazole,7-Fluoro-(9Ci) is analyzed using advanced chromatographic and spectroscopic techniques (HPLC, GC, NMR) to verify identity and purity against stringent internal specifications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

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	≤ 20 ppm

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