Description

1,2,3,4,5-Pentaphenyl-1,3-cyclopentadiene is a highly substituted, polyaromatic cyclopentadiene derivative with a unique sterically hindered structure. This compound matters as a versatile and valuable organic building block and ligand precursor in advanced materials and coordination chemistry research. It is primarily needed by R&D chemists and manufacturers in the pharmaceutical, agrochemical, and organic electronics sectors for synthesizing complex molecules and organometallic catalysts.

Application

• Ligand Synthesis: Serves as a precursor for creating sterically demanding ligands used in transition metal catalysis, such as for olefin polymerization or cross-coupling reactions.
• Organic Semiconductor Research: Investigated as a core component or dopant in the development of novel organic light-emitting diodes (OLEDs) and photovoltaic materials due to its extended π-conjugation.
• Pharmaceutical Intermediates: Used in the synthesis of complex, polycyclic structures for potential drug discovery and development programs.
• Agrochemical Active Ingredients: Acts as a key intermediate in the preparation of novel crop protection agents with specific biological activity.
• Material Science: Employed in the fabrication of advanced polymers and resins where its bulky structure can impart specific thermal or mechanical properties.
• Academic & Industrial R&D: A valuable reagent for methodological development in organic synthesis and mechanistic studies.

Basic Information

Item	Details
Product Name	1,2,3,4,5-Pentaphenyl-1,3-cyclopentadiene
CAS No.	2519-10-0
Molecular Formula	C41H30
Molecular Weight	522.68 g/mol
Synonyms	Pentaphenylcyclopentadiene; 1,2,3,4,5-Pentaphenylcyclopenta-1,3-diene; 1,3-Cyclopentadiene, 1,2,3,4,5-pentaphenyl-; NSC 163078
EINECS	Contact for details

Quality Control

Our 1,2,3,4,5-Pentaphenyl-1,3-cyclopentadiene is produced and handled under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and melting point determination, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all relevant specifications are provided and available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flames. Due to its light-sensitive nature, prolonged exposure to light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Melting Point	285 - 295 °C
Loss on Drying	≤ 0.5%

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