K. Warnmark et al., STEREOSELECTIVE SYNTHESIS OF LINEAR BIPYRIDYL-PHENYLENE BASED RUTHENIUM RODS FROM ENANTIOPURE BUILDING-BLOCKS, Chemical communications, (9), 1998, pp. 993-994
Extended stereochemically pure C-2-symmetric diruthenium rods, Lambda,
Lambda-1, Delta,Delta-1, Lambda,Lambda-2 and Delta,Delta-2, have been
synthesized from enantiomerically pure building blocks.