| 摘要 |
<p>PCT No. PCT/EP97/05480 Sec. 371 Date Mar. 8, 1999 Sec. 102(e) Date Mar. 8, 1999 PCT Filed Oct. 6, 1997 PCT Pub. No. WO98/15565 PCT Pub. Date Apr. 16, 1998The invention relates to chiral ferrocenyls of formula (I) wherein Ra is -P(R10R11) or -SR12; Rb is -P(R'10R'11), -SR'12, -CH=NR12, -CH2-NH-R12 or -CH2-O-P(R10R11); and the other substituents are as defined in claim 1, which may be used as ligands for transition metal catalysts in enantioselective reactions.</p> |
