Inventor
ZHANG XIAOYAONG
JP2 patents
Patents
2 patentsUS5872273AFeb 16, 1999
Chiral diphosphine compound intermediate for preparing the same transition metal complex having the same diphosphine compound as ligand and asymmetric hydrogenation catalyst
TAKASAGO PERFUMERY CO LTD34 citations88
US5922918AJul 13, 1999
Method for making an optically active diphosphine ligand
TAKASAGO PERFUMERY CO LTD9 citations70