Separation agent comprising acyl- or carbamoyl-substituted polysaccharide

摘要

Separation of a chemical substance is effected by treating a mixture thereof with a polysaccharide having a substituent for hydroxyl group an acyl group of the formula (1) or a carbamoyl group of the formula (2): <IMAGE> (1) <IMAGE> (2) wherein R represents an atomic group having a nucleus comprising a conjugated pi -bond system in which the number of bonds interposed between an atom contained therein and bonded with the carbonyl or amino group and an atom contained in the pi -bond system and most distant from said atom is at least 5 even in the shortest route.