Dibenzylideneacetone

From WikiMD's Wellness Encyclopedia

Dibenzylideneacetone (dba) is an organic compound used in organic synthesis as a ligand in organometallic chemistry. It is notable for its role in the Mizoroki-Heck reaction, a method used for the synthesis of organic compounds.

Structure and Properties[edit | edit source]

Structure of Dibenzylideneacetone

Dibenzylideneacetone is a yellow crystalline solid with a melting point of 75-77 °C. It is soluble in alcohol and ether, but insoluble in water. The compound is a chelating ligand towards transition metals, forming complexes such as chloro(dimethyl sulfide)gold(I) and palladium(II) complexes.

Synthesis[edit | edit source]

Dibenzylideneacetone can be synthesized by the condensation reaction of benzaldehyde and acetone in the presence of a base such as sodium hydroxide.

Applications[edit | edit source]

Dibenzylideneacetone is used as a ligand in the synthesis of organometallic compounds. It is also used in the Mizoroki-Heck reaction, a palladium-catalyzed carbon-carbon bond forming reaction.

Safety[edit | edit source]

Dibenzylideneacetone may cause eye irritation and skin irritation. It is recommended to handle with care and avoid contact with skin and eyes.

See Also[edit | edit source]

References[edit | edit source]


Contributors: Prab R. Tumpati, MD