2,3-benzindene, CAS No. 86-73-7

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86-73-7

Catalog No. EBD2217016

CAS 86-73-7

Name 2,3-benzindene

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Basic Information

Synonyms: 2,2'-Methylenebiphenyl o-Biphenylenemethane alpha-Diphenylenemethane-9H-fluorene 2,2’-Methylemebiphemyl alpha-diphenylenemethane diphenylene-methan Methane,diphenylene- o-Biphenylmethane 2,2'-Methylemebiphemyl

Molecular Formula: C13H10

Molecular Weight: 166.22

MDL Number: MFCD00001111

Categories: Synthetic Chemistry > Organic Building Blocks > Other Organic Building Blocks

Product Description:

Fluorene is a polycyclic aromatic hydrocarbon consisting of two benzene rings fused to a central five-membered ring. It is a white crystalline solid with a melting point of 116-117 °C and is soluble in organic solvents like benzene and ether. Its rigid, planar structure and extended π-conjugation system make it a fundamental building block in organic electronics. The primary and most significant application of fluorene is as a core structural unit in the synthesis of advanced materials. It serves as a key precursor for a wide range of organic semiconductors, including polymers and small molecules used in organic light-emitting diodes (OLEDs), organic photovoltaics (OPVs), and organic field-effect transistors (OFETs). Derivatives like polyfluorenes are renowned for their high photoluminescence efficiency and charge carrier mobility. Beyond its role in materials science, fluorene is also a versatile intermediate in organic synthesis for creating complex polycyclic structures and fine chemicals. It is generally stable but should be handled with care as a potential irritant. Its derivatives are extensively researched for their optoelectronic properties, driving innovation in display and energy technologies.

Physical Properties

Melting Point: 111-114 °C(lit.)

Boiling Point: 298 °C(lit.)

Flash Point: 151 °C

Density: 1.2

Solubility: insoluble in water

Storage: APPROX 4°C

Safety Information

Packing Level: III

Hazard Category: 9

Transport Codes: 3077

Analytical Data

Appearance: white crystals