4,4'-Biphenyldicarboxaldehyde, CAS No. 66-98-8

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66-98-8

Catalog No. EBD12081

CAS 66-98-8

Name 4,4'-Biphenyldicarboxaldehyde

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Basic Information

Synonyms: (1,1'-Biphenyl)-4,4'-dicarboxaldehyde 4,4'-Diformylbiphenyl 4-07-00-02511(BeilsteinHandbookReference) BRN2254807 p,p'-Diformylbiphenyl biphenyl-4,4'-dicarbaldehyde 7H-Furo[3,2-g]benzopyran-7-one Furo[3,2-g]coumarin 4,4'-Biphenyldicarboxaldehyde

MDL Number: MFCD00016714

Categories: Materials Chemistry > Optoelectronic and Organic Semiconductor Materials > OLED and Organic Optoelectronic Precursors Synthetic Chemistry > Organic Building Blocks > Aldehydes and Ketones

Product Description:

4,4'-Biphenyldicarboxaldehyde is an organic compound featuring two aldehyde groups attached to a biphenyl core. It is a white to off-white crystalline powder with a molecular formula of C14H10O2. This compound serves as a crucial building block in the synthesis of organic electronic materials. Its primary application is as a precursor for the preparation of conjugated polymers and small molecules used in organic light-emitting diodes (OLEDs), organic photovoltaics (OPVs), and other optoelectronic devices. The aldehyde groups readily undergo condensation reactions, such as the Suzuki coupling or Knoevenagel condensation, to form extended π-conjugated systems essential for charge transport and light emission/absorption. Due to its rigid, planar biphenyl structure and reactive functional groups, it is also a valuable intermediate in organic synthesis for constructing larger aromatic frameworks and ligands. It is commercially available from suppliers specializing in fine chemicals and OLED materials.

Physical Properties

Melting Point: 148 °C

Boiling Point: 391.703 °C at 760 mmHg

Flash Point: 146.812 °C

Density: 1.181 g/cm3

Storage: Refrigerator

Analytical Data

Appearance: Yellow crystalline powder