167316-27-0diphenylethylenediamineethylenediamineName: (1S,2S)-(+)-N-p-Tosyl-1,2-diphenylethylenediamine 
CAS No.: 167316-27-0 
Short form: (1S,2S)-Ts-DPEN 
Formula: C21H22N2O2S 
Formula Weight: 366.48  
Appearance: White or pale yellow needle crystalline       
Specification: 
Chemical purity: ≥97.0% 
E.e.: ≥99.0% 
Optical rotation: [α]D20=+33°- +36°(c=1, CHCl3) 
Usage: a chiral reagent