| 摘要 |
Ethylenically unsaturated glycosides of formula (I), wherein Y, Y', m, A, X, R3 and R4 have the meanings given in the description, are pro- duced by reacting an ethylenically unsaturated compound of formula (II), with a polysaccharide comprising 10 or more monosaccharide units, such as starch, amylose, amylopectin, cellulose, in the presence of a glycosidase, such as an amylase, cellulase, glucosidase or and galactosidase, or a glycosyltransferase, such a cyclomaltodextrin glucanotransferase.
|
