(R)-CHIRAPHOS

(2R,3R)-Bis(diphenylphosphino)butane
CAS Number
64896-31-7
PubChem
Molecular Formula
C26H24P2
Molecular Weight
398.41 g/mol
Chiral Ligands Catalysts
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(R)-CHIRAPHOS is the enantiomeric form of (S)-CHIRAPHOS, providing mirror-image stereocontrol in rhodium-catalyzed asymmetric hydrogenation of dehydroamino acids and related substrates.

Applications

  • Asymmetric hydrogenation of dehydroamino acids (Rh)
  • Enantioselective hydrogenation of enamides
  • Asymmetric hydroformylation
  • Synthesis of D-α-amino acids

Specifications

Property Value
CAS 64896-31-7
Molecular Formula C26H24P2
Molecular Weight 398.41 g/mol
Purity >99%
Optical Rotation [α]D +19° (c 1, CHCl3)

Features

  • C2-symmetric design
  • Mirror-image enantioselectivity to (S)-form
  • High stability under hydrogenation conditions
  • Suitable for industrial catalysis

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