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ELB4821

Properties

Product Name N,N'-bis(naphthalen-2-yl)-N,N'-bis(phenyl)benzidine
CAS Number 139255-17-1
Abbreviation NPB-beta
Melting Point oC 172-173 (DSC)
Solubility Insoluble in water
Appearance White Powder
Application Hole Transport Material
Absorption Maximum (nm) 439
Available Sublimed Yes
Comments Tg = 99.7 C