Pullulan aminoalkyl ether of the present invention wherein -R1- is propylene can also be prepared by using a 3-amino-l,2-epoxypropane derivative of the formula (II

• 本发明中，普鲁兰氨基烃基醚的-R1-代表丙烯，也可由具有(II)中结构式的3-氨基-1,2-环氧丙烷衍生胺反应制得。