1,4-Bis(diphenylphosphino)butane, min 98%
Synonym: 1,4-Butanediylbis[diphenylphosphine],
1,4-Butylenebis(diphenylphosphine),
Tetramethylenebis(diphenylphosphine),
dppb
CAS Number:7688-25-7
Molecular Formula:C28H28P2
Formula Weight:426.48
Color and Form:white powder
melting point 132-134°C
Assay: 98%
Storage:Keep container tightly closed in a dry and well-ventilated place. Non Combustible Solids
Precautions for safe handling:
Further processing of solid materials may result in the formation of combustible dusts. The potential for combustible dust formation should be taken into consideration before additional processing occurs.Avoid contact with skin and
eyes. Avoid formation of dust and aerosols. Provide appropriate exhaust ventilation at places where dust is formed.
reagent type: ligand, Alkylations, Heck Reaction, Isomerizations,Negishi Coupling,
Sonogashira Coupling, Stille Coupling, Suzuki-Miyaura Coupling
Application
Employed as a ligand in Pd(0)-catalyzed acylcyanation of arylacetylenes[1] and deprotection of allyloxycarbamate
Hazard statement(s)
H315 Causes skin irritation.
H319 Causes serious eye irritation.
H413 May cause long lasting harmful effects to aquatic life.
