Separation agent comprising aliphatic ester of polysaccharide
AssigneeDaicel Chemical Industries, Ltd.
InventorsTohru Shibata, Hajime Namikoshi, Ichiro Okamoto
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Abstract
A separation agent essentially comprises an aliphatic or aromatic ester of a polysaccharide, except for cellulose acetate and an aromatic ester of cellulose. It is useful for separation of various chemical substances, especially optical resolution of optical isomers.
Claims10
In a method for chromatographically separating a mixture wherein the mixture is contacted with a separation agent under chromatographic separation conditions, the improvement which comprises:
- employing cellulose tripropionate as the separation agent.
A method for chromatographically separating a mixture of optical isomers which comprises contacting said mixture, under liquid chromatographic separation conditions, with a chromatographic separation material consisting essentially of inorganic carrier particles having a particle size of from 1 .mu.m to 10 mm and coated with from 1 to 100% by weight of resolving agent, based on the weight of said carrier particles, said resolving agent consisting essentially of a cellulose tripropionate.
Dependencies are inferred from the claim text.