Benzofuran compound represented by the formula: ##STR1## wherein ##STR2## represents a group capable of releasing a cation in which ....... represents a single or double bond: R.sup.1 represents an optionally substituted heterocyclic residue which may be attached to the oxygen atom through a carbon chain; R.sup.2 represents a hydrogen atom, a halogen atom, an optionally substituted hydrocarbon residue, an optionally protected hydroxyl group or an optionally protected amino group; Y represents a di- or tri-valent aliphatic hydrocarbon residue having 1 to 8 carbon atoms; and the benzene ring of the benzofuran moiety may have further substituents; or a salt thereof, which has excellent hypoglycemic and hypolipidemic action.
化合物的
化学式为:##STR1## 其中 ##STR2## 代表能释放阳离子的基团,其中.......代表单键或双键;R.sup.1代表可选取代的杂环残基,可通过碳链连接到氧原子上;R.sup.2代表氢原子、卤素原子、可选取代的烃基残基、可选保护的羟基或可选保护的
氨基;Y代表具有1至8个碳原子的二价或三价脂肪族烃基;
苯并呋喃部分的苯环可能具有进一步的取代基;或其盐,其具有出色的降血糖和降血脂作用。