Description

7-Fluoro-4-Methoxy-Benzo[D]Isothiazole is a high-purity, advanced pharmaceutical intermediate and versatile heterocyclic building block. This compound is critical for the synthesis of novel active pharmaceutical ingredients (APIs) and agrochemicals, offering a unique structural motif for drug discovery and material science. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and anti-infective agents.
• Agrochemical Synthesis: Used in the research and development of new-generation herbicides, fungicides, and insecticides with enhanced efficacy.
• Material Science Research: Serves as a precursor for the development of organic semiconductors, liquid crystals, and advanced polymers.
• Chemical Biology Probes: Utilized in the creation of molecular probes and fluorescent tags for biochemical and diagnostic applications.
• Academic & Industrial R&D: A valuable reagent for method development and exploring new synthetic pathways in organic chemistry.

Basic Information

Product Name	7-Fluoro-4-Methoxy-Benzo[D]Isothiazole
CAS No.	934180-41-3
Molecular Formula	C8H6FNO2S
Molecular Weight	199.20 g/mol
Synonyms	7-Fluoro-4-methoxy-1,2-benzisothiazole; 4-Methoxy-7-fluorobenzo[d]isothiazole; 7-Fluoro-4-methoxybenzo[d]isothiazole; 934180-41-3; Benzo[d]isothiazole, 7-fluoro-4-methoxy-; 7-Fluoro-4-methoxy-1,2-benzisothiazole; 4-Methoxy-7-fluoro-1,2-benzisothiazole
EINECS	Contact for details

Quality Control

Our 7-Fluoro-4-Methoxy-Benzo[D]Isothiazole is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and MS, to ensure high purity and batch-to-batch consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specifications and test results. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area 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 moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
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.