Description

5,5A,5B,6,11,11A,11B,12-Octahydro-5,12:6,11-Dimethanodibenzo[B,H]Biphenylene is a complex, polycyclic hydrocarbon compound with a unique bridged structure, serving as a critical advanced intermediate in sophisticated organic synthesis. Its rigid, three-dimensional framework makes it a valuable building block for the development of novel materials and specialty chemicals. This high-purity intermediate is essential for research and production in sectors such as pharmaceuticals, agrochemicals, and advanced polymer chemistry, where precise molecular architecture is required.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for complex target molecules.
• Agrochemical Synthesis: Used in the creation of novel herbicides, pesticides, and fungicides that require specific, sterically defined hydrocarbon cores.
• Material Science Research: Acts as a precursor for organic semiconductors, liquid crystals, or other functional materials due to its extended conjugated system potential.
• Ligand and Catalyst Development: Serves as a backbone for constructing sophisticated chelating ligands used in asymmetric catalysis and organometallic chemistry.
• High-Performance Polymer Monomer: Can be utilized to introduce rigid, bulky groups into polymer chains, enhancing thermal stability and mechanical properties.
• Academic and Industrial R&D: A valuable compound for methodological studies in organic synthesis, including cycloaddition and rearrangement reactions.

Basic Information

Item	Detail
Product Name	5,5A,5B,6,11,11A,11B,12-Octahydro-5,12:6,11-Dimethanodibenzo[B,H]Biphenylene
CAS No.	55176-83-5
Molecular Formula	C22H20
Molecular Weight	284.40 g/mol
Synonyms	Dibenzobiphenylene, octahydro-dimethano-; 1,2,3,4,4a,4b,5,6,10,10a,11,12-Dodecahydrochrysene; 5,12:6,11-Dimethano-5,5a,5b,6,11,11a,11b,12-octahydrodibenzo[b,h]biphenylene; 1,2,3,4,4a,4b,5,6,10,10a,11,12-Dodecahydrotriphenylene; Dibenzo[b,h]biphenylene, 5,5a,5b,6,11,11a,11b,12-octahydro-5,12:6,11-dimethano-
EINECS	Contact for details

Quality Control

Our 5,5A,5B,6,11,11A,11B,12-Octahydro-5,12:6,11-Dimethanodibenzo[B,H]Biphenylene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment. We support cGMP and ISO compliant production for advanced application needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. The container must be kept tightly sealed to prevent contamination and moisture uptake.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 0.5%
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.