Specification Sheet
Product Name 1-[2-[Bis(tert-butyl)phosphino]phenyl]-3,5-diphenyl-1H-pyrazole,
96%
Product Number 681555
Product Brand ALDRICH
CAS Number 628333-86-8
Molecular Weight 440.56
 
TEST SPECIFICATION
Appearance (Color) White to Tan
Appearance (Form) Conforms to Requirements
  Powder, Crystals, Crystalline Powder, Solid,
  and/or Chunks
Infrared spectrum Conforms to Structure
Proton NMR spectrum Conforms to Structure
Carbon 75.5 - 82.6 %
Nitrogen 6.0 - 6.7 %
Purity (HPLC) ≥95.5 %