Patent ID: 7026498
Filing Date: 2006-04-11
Classification: C07C,C07D,C07F

Abstract:
1. The ligand represented by structure 3: wherein X and Y represent, independently for each occurrence, N(R) R, for each occurrence, independently represent hydrogen, halogen, alkyl, alkenyl, alkynyl, cycloalkyl, heterocycloalkyl, aralkyl, heteroaralkyl hydroxyl, alkoxyl, silyloxy, amino, nitro, sulfhydryl, alkylthio, imine, amide, phosphoryl, phosphonate, phosphine, carbonyl, carboxyl, carboxamide, anhydride, silyl, thioalkyl, alkylsulfonyl, arylsulfonyl, selenoalkyl, ketone, aldehyde, ester, heteroalkyl, nitrile, guanidine, amidine, acetal, ketal, amine oxide, aryl, heteroaryl, azide, aziridine, carbamate, epoxide, hydroxamic acid, imide, oxime, sulfonamide, thioamide, thiocarbamate, urea, thiourea, or —(CH R R the B and B′ rings of the binaphthyl core independently may be unsubstituted or substituted with R R R m is an integer in the range 0 to 8 inclusive; and the ligand, when chiral, is a mixture of enantiomers or a single enantiomer.