Description

1-Bromo-6.7.8.9-Tetrahydrobenzo[7]Annulen-5-One is a specialized brominated organic building block of significant interest in advanced synthetic chemistry. This compound matters as a key intermediate for constructing complex molecular architectures, particularly in pharmaceutical research and development. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for the synthesis of novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those with complex polycyclic frameworks.
• Agrochemical Research: Used in the development of new active ingredients for crop protection and pest management.
• Material Science: Serves as a building block for organic electronic materials, ligands, and specialty polymers.
• Academic & R&D: A valuable reagent for methodological studies in organic synthesis and catalysis.
• Chemical Synthesis: Employed in cross-coupling reactions and as a scaffold for further functionalization.

Basic Information

Product Name	1-Bromo-6.7.8.9-Tetrahydrobenzo[7]Annulen-5-One
CAS No.	87779-79-1
Molecular Formula	C11H11BrO
Molecular Weight	239.11 g/mol
Synonyms	1-Bromo-6,7,8,9-tetrahydro-5H-benzo[7]annulen-5-one; 5-Bromo-2,3,4,5-tetrahydro-1-benzoxepin-5-one; 1-Bromotetrahydrobenzo[7]annulen-5-one; 5H-Benzocyclohepten-5-one, 1-bromo-6,7,8,9-tetrahydro-; Bromo-tetrahydrobenzoannulenone
EINECS	Contact for details

Quality Control

Our 1-Bromo-6.7.8.9-Tetrahydrobenzo[7]Annulen-5-One is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for research and process chemistry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment and is available upon request.

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 strong acids and incompatible organic solvents. For long-term storage, consider an inert atmosphere to ensure optimal stability.

Specification

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