1,2-BIS(DIPHENYLPHOSPHINO)BENZENE

Synonym(s):dppBz;dppbe;dppbenz;1,2-Bis(diphenylphosphanyl)benzene;dppben

white to light yellow crystal powde

1,2-Bis(diphenylphosphino)benzene (DPPB) can be used:

As a chelating ligand in the synthesis of luminescent copper(I) halide complexes.
In the synthesis of copper-1,2-bis(diphenylphosphino)benzene catalyst which is used for the β-boration of α, β-unsaturated amide.
As an alternative to TMEDA for the selective cleavage of sp³ C-X bond in fluoroaromatic coupling reactions catalyzed by iron.
As a ligand in the synthesis of alkenylboronates from acetylenic esters.
To synthesize copper-diphosphine complexes which are used as homogeneous catalysts for N-formylation of a wide range of amines.

Melting point:	183-188 °C (lit.)
Boiling point:	546.9±33.0 °C(Predicted)
storage temp.	Inert atmosphere,Room Temperature
form	Fine Crystalline Powder
color	White
Water Solubility	Insoluble in water.
Sensitive	Air Sensitive
CAS DataBase Reference	13991-08-7(CAS DataBase Reference)

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.