Description

1,2-Benzisoxazole, 5-Bromo- is a high-purity brominated heterocyclic compound, serving as a critical building block in advanced organic synthesis. Its value lies in its role as a versatile intermediate for constructing complex molecular architectures, particularly in pharmaceutical research and development. This product is essential for R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries seeking to develop new active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly those targeting central nervous system (CNS) disorders.
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, and insecticides, leveraging its bioactive heterocyclic core.
• Material Science Research: Serves as a precursor for organic electronic materials, such as OLEDs and conductive polymers.
• Chemical Biology Probes: Employed in the design and synthesis of molecular probes for studying biological pathways and enzyme functions.
• Academic & Industrial R&D: A valuable reagent for methodological development in organic chemistry and catalysis studies.
• Custom Synthesis: Used as a starting material for the contract manufacturing of specialized fine chemicals and APIs.

Basic Information

Product Name	1,2-Benzisoxazole, 5-Bromo-
CAS No.	837392-65-1
Molecular Formula	C7H4BrNO
Molecular Weight	198.02 g/mol
Synonyms	5-Bromo-1,2-benzisoxazole; 5-Bromobenzisoxazole; 5-Bromo-1,2-benzoxazole; 5-Bromobenzo[d]isoxazole; 837392-65-1; 5-Br-BI; Brominated benzisoxazole
EINECS	Contact for details

Quality Control

Our 1,2-Benzisoxazole, 5-Bromo- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and identity confirmation. Certificates of Analysis (COA) detailing purity, impurities, and physical characteristics are provided with every shipment to guarantee batch-to-batch consistency and traceability for your R&D and 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 the container tightly sealed in a dry environment to maintain product integrity.

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.