Description

7-Bromo-3,4-Dihydro-2H-1,5-Benzodioxepine is a high-purity, versatile heterocyclic building block of significant interest in advanced organic synthesis. Its unique fused benzodioxepine structure, functionalized with a reactive bromine atom, makes it a critical intermediate for constructing complex molecular architectures. This compound is primarily sought after by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs) and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of potential drug candidates, particularly for central nervous system (CNS) and anti-inflammatory targets.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic core.
• Material Science: Acts as a monomer or building block for creating specialized polymers and organic electronic materials.
• Ligand Synthesis: Employed in the preparation of novel ligands for catalysis and metal-organic frameworks (MOFs).
• Academic & R&D: A valuable reagent for methodological studies in organic chemistry, including cross-coupling and ring-forming reactions.
• Chemical Biology: Used as a probe or tag in the study of biological processes due to its modifiable structure.

Basic Information

Product Name	7-Bromo-3,4-Dihydro-2H-1,5-Benzodioxepine
CAS No.	147644-11-9
Molecular Formula	C9H9BrO2
Molecular Weight	229.07 g/mol
Synonyms	7-Bromo-3,4-dihydro-2H-1,5-benzodioxepine; 2H-1,5-Benzodioxepine, 7-bromo-3,4-dihydro-; 7-Bromo-2,3-dihydro-1,5-benzodioxepin; 7-Bromobenzodioxepine; 147644-11-9; Benzodioxepine, 7-bromo-3,4-dihydro-; 3,4-Dihydro-7-bromo-2H-1,5-benzodioxepine
EINECS	Contact for details

Quality Control

Our 7-Bromo-3,4-Dihydro-2H-1,5-Benzodioxepine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and batch-to-batch consistency suitable for sensitive R&D and scale-up processes. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

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. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.