Synthesis and resolution of ( R *, R *)-(�)-1,1,4,7,10,10-hexaphenyl-1,10-diarsa-4,7-diphosphadecane: New ligand for the stereoselective self-assembly of dicopper(I), disilver(I), and digold(I) helicates

Cook, Vernon; Willis, Anthony; Zank, Johann; Wild, Stanley (Bruce)

Synthesis and resolution of ( R , R )-(�)-1,1,4,7,10,10-hexaphenyl-1,10-diarsa-4,7-diphosphadecane: New ligand for the stereoselective self-assembly of dicopper(I), disilver(I), and digold(I) helicates

Date

2002

Authors

Cook, Vernon

Willis, Anthony

Zank, Johann

Wild, Stanley (Bruce)

Publisher

American Chemical Society

Abstract

Diphenylvinylarsine oxide reacts with 1,2-bis (phenylphosphino)ethane in the presence of potassium tert-butoxide to give the anti-Markovnikov product (R*,R*)-(±)/(R*,R**)- 1,1,4,7,10,10-hexaphenyl-1,10-diarsa-4,7-diphosphadecane dioxide-1AsO,10AsO, which