Description

3-Bromo-6,7,8,9-Tetrahydro-5H-Benzo[7]Annulen-5-Ol is a specialized brominated organic intermediate featuring a fused seven-membered ring system. This compound matters as a versatile building block for pharmaceutical research and advanced material science, enabling the synthesis of complex molecular architectures. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key synthon for the development of novel therapeutic agents, particularly in central nervous system (CNS) and oncology research.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides due to its bioactive scaffold.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized ligands in asymmetric catalysis and organometallic chemistry.
• Material Science Research: Building block for organic electronic materials, such as organic semiconductors and light-emitting diodes (OLEDs).
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological pathways and protein functions.
• Custom Synthesis and Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for client-specific synthetic routes.

Basic Information

Product Name	3-Bromo-6,7,8,9-Tetrahydro-5H-Benzo[7]Annulen-5-Ol
CAS No.	740842-36-8
Molecular Formula	C11H13BrO
Molecular Weight	241.13 g/mol
Synonyms	3-Bromo-5-hydroxy-6,7,8,9-tetrahydro-5H-benzo[7]annulene; 5H-Benzo[7]annulen-5-ol, 3-bromo-6,7,8,9-tetrahydro-; 3-Bromo-5-hydroxy-6,7,8,9-tetrahydrobenzocycloheptene; 3-Bromobenzocyclohepten-5-ol
EINECS	Contact for details

Quality Control

Our 3-Bromo-6,7,8,9-Tetrahydro-5H-Benzo[7]Annulen-5-Ol is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) are available upon request, detailing purity, identity, and impurity profiles as confirmed by HPLC, GC, NMR, and mass spectrometry.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong oxidizing agents. For long-term storage, consider storing under an inert atmosphere to maintain product integrity.

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%
Heavy Metals	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.