A compound represented by the formula: ##STR1## wherein X represents a sulfur atom or an oxygen atom; Y represents an optionally oxidized sulfur atom or an oxygen atom; Z represents a bond or a divalent hydrocarbon group; R.sup.1 represents an optionally substituted hydrocarbon group; R.sup.2 represents an optionally amidated or esterified carboxyl group; ring A represents an optionally substituted aromatic 5-membered heterocyclic ring; or a salt thereof. A compound of the above formula possesses cell differentiation inducing factor action-enhancing activity and anti-matrix metalloprotease activity and that is useful in the prevention and treatment of bone diseases such as osteoporosis, bone fractures, osteoarthritis and rheumatoid arthritis, arteriosclerosis, cancer metastasis, and diseases based on nerve degeneration.
公式表示的化合物:##STR1##其中X代表
硫原子或氧原子;Y代表一个可氧化的
硫原子或氧原子;Z代表一个键或二价碳氢基团;R.sup.1代表一个可取代的碳氢基团;R.sup.2代表一个可酰胺化或酯化的羧基团;环A代表一个可取代的芳香5-成员杂环;或其盐。上述公式的化合物具有细胞分化诱导因子活性增强作用和抗基质
金属
蛋白酶活性,并且在预防和治疗骨疾病如骨质疏松症、骨折、骨关节炎和类风湿性关节炎、动脉硬化、癌症转移以及基于神经退行性的疾病方面具有用处。