Certificate Of Analysis
Product Name (S)-(−)-2,2′-Bis(diphenylphosphino)-1,1′-binaphthalene,
97%
Product Number 295825
Product Brand ALDRICH
CAS Number 76189-56-5
Molecular Formula [(C6H5)2PC10H6-]2
Molecular Weight 622.67
 
TEST SPECIFICATION LOT 28396AK RESULTS
Appearance (Color) White to Off-White White
Appearance (Form) Conforms to Requirements Powder
  Powder, Crystalline Powder or Solid  
Infrared spectrum Conforms to Structure Conforms
Proton NMR spectra Conforms to Structure Conforms
Phosphorus NMR Spectra Conforms to Structure Conforms
Optical Rotation -248.0 - -218.0 ° -227.7 °
  Concentration = 0.3% TOLUENE  
Enantiomeric Excess ≥98.5 % 98.5 %
Specification Date: JAN 2009
Date of QC Release: FEB 2009
Print Date: FEB 12 2009