The invention is to provide a novel polyhydroxyalkanoate having a reactive function group within the molecule and a producing method therefor In a polyhydroxyalkanoate containing a unit having a vinyl group in a side chain, such vinyl group is utilized for deriving a polyhydroxyalkanoate comprising a carboxyl group or a unit having an amide group and a sulfonic acid group.
本发明旨在提供一种新型聚羟基烷酸酯,其分子内具有反应性功能团,并提供其制备方法。在含有侧链中具有
乙烯基团的聚羟基烷酸酯中,利用该
乙烯基团来获得含有羧基或含有酰胺基和
磺酸基的聚羟基烷酸酯。