Description

5,7-Difluoro-2(3H)-Benzothiazolone is a high-value fluorinated heterocyclic building block, specifically a benzothiazolone derivative, with the CAS number 898747-61-0. This compound is critical for its role as a key synthetic intermediate in the development of advanced materials and active pharmaceutical ingredients (APIs). It is primarily sought after by research and development teams in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a core scaffold in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and oncology.
• Agrochemical Research: Used in the development of new-generation herbicides, fungicides, and pesticides, where the fluorine atoms enhance biological activity and environmental stability.
• Material Science: Acts as a precursor for organic electronic materials, including charge-transport materials and fluorescent dyes for OLEDs and sensors.
• Chemical Biology: Employed as a probe or labeling agent in biochemical research due to its unique fluorinated structure.
• Organic Synthesis: A versatile building block for constructing complex heterocycles via further functionalization of the benzothiazolone core.

Basic Information

Product Name	5,7-Difluoro-2(3H)-Benzothiazolone
CAS No.	898747-61-0
Molecular Formula	C7H3F2NOS
Molecular Weight	187.17 g/mol
Synonyms	5,7-Difluoro-2-benzothiazolinone; 5,7-Difluoro-1,3-benzothiazol-2(3H)-one; 2H-1,3-Benzothiazol-2-one, 5,7-difluoro-; 5,7-Difluorobenzothiazol-2(3H)-one; 898747-61-0; 5,7-Difluoro-2-hydroxybenzothiazole; 5,7-Difluoro-2-oxo-2,3-dihydro-1,3-benzothiazole
EINECS	Contact for details

Quality Control

Our 5,7-Difluoro-2(3H)-Benzothiazolone is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your R&D and scale-up activities.

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 incompatible materials such as strong bases and oxidizing agents.

Specification

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