| abstract |
PCT No. PCT/JP90/00743 Sec. 371 Date Jan. 18, 1991 Sec. 102(e) Date Jan. 18, 1991 PCT Filed Jun. 7, 1990 PCT Pub. No. WO91/02006 PCT Pub. Date Feb. 21, 1991.A polysaccharide derivative prepared by replacing a part or the whole of hydrogen atoms of hydroxyl and/or amino groups of a polysaccharide with one or more atomic groups represented by the following formula (1), (2) or (3) is new and useful for the separation of optical isomers: <IMAGE> (1) <IMAGE> (2) R (3) wherein the number of carbon atoms constituting R is 1 to 30 and R is a group having at least one asymmetric center. |