Description

4-Bromobenzo[D]Isothiazole is a high-value brominated heterocyclic building block of significant interest in advanced organic synthesis. Its core value lies in its unique molecular architecture, which serves as a versatile precursor for constructing complex pharmacophores and functional materials. This compound is primarily needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for developing new active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates, particularly in medicinal chemistry programs targeting central nervous system (CNS) disorders and anti-infective agents.
• Agrochemical Research: Used in the synthesis of new-generation herbicides, fungicides, and insecticides, leveraging the bioactivity of the benzoisothiazole scaffold.
• Material Science Precursor: Serves as a building block for organic electronic materials, such as organic light-emitting diodes (OLEDs) and semiconductors, due to its electron-deficient character.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for transition metal catalysis, facilitating novel cross-coupling and other synthetic transformations.
• Dye and Pigment Synthesis: Acts as an intermediate in the production of specialized dyes and functional pigments.
• Academic and R&D: A valuable reagent for methodological studies in organic chemistry and for exploring new chemical spaces in discovery research.

Basic Information

Item	Details
Product Name	4-Bromobenzo[D]Isothiazole
CAS No.	1326714-98-0
Molecular Formula	C7H4BrNS
Molecular Weight	214.08 g/mol
Synonyms	4-Bromobenzo[d]isothiazole; 4-Bromo-1,2-benzisothiazole; 4-Bromo-1,2-benzothiazole; 4-Bromobenzisothiazole; Benzo[d]isothiazole, 4-bromo-; 4-Bromo-benzoisothiazole; 1326714-98-0
EINECS	Contact for details

Quality Control

Our 4-Bromobenzo[D]Isothiazole is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure high chemical purity and structural integrity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes. Our commitment to traceability and batch-to-batch consistency meets the stringent requirements of research and development as well as scale-up processes.

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 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 (HPLC/MS)	Conforms
Purity (HPLC)	≥ 97.0%
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.