RuPhos

2-Dicyclohexylphosphino-2',6'-diisopropoxy-1,1'-biphenyl
CAS Number
787618-22-8
PubChem
Molecular Formula
C25H35O2P
Molecular Weight
414.51 g/mol
Catalyst Ligands Catalysts
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RuPhos (2-dicyclohexylphosphino-2’,6’-diisopropoxy-1,1’-biphenyl) is a Buchwald biaryl phosphine ligand optimized for C–N cross-coupling. It excels at coupling sterically hindered primary amines with aryl chlorides and bromides, a frequent challenge in pharmaceutical synthesis.

Applications

  • Buchwald-Hartwig amination of hindered amines
  • Coupling of primary amines with aryl chlorides
  • Synthesis of complex aniline derivatives
  • Pharmaceutical API manufacturing

Specifications

Property Value
CAS 787618-22-8
Molecular Formula C25H35O2P
Molecular Weight 414.51 g/mol
Purity >99%
Appearance White to off-white crystalline powder

Features

  • Optimized for hindered amine coupling
  • Suppresses bis-arylation side products
  • Compatible with aryl chlorides
  • Industrial API synthesis validated

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