申请人:Takeda Chemical Industries, Ltd.
公开号:US05280022A1
公开(公告)日:1994-01-18
A compound of the formula (I): ##STR1## wherein W is a group of the formula: A--O--(CH.sub.2 .sub.n -- wherein A is a cyclic group which may be substituted, n is an of 2 to 10, or W is a group of the formula: R.sup.1 --X--(CH.sub.2).sub.n' -- wherein R.sup.1 is an alkyl group which may be substituted, X is an oxygen atom or a sulfur atom which may be oxidized, n' is an integer of 4 to 10; R.sup.2 is a hydrogen atom or a lower alkanoyl group; R.sup.3, R.sup.4, R.sup.5 and R.sup.6 are the same or different and are a hydrogen atom or a lower alkyl group, or a salt thereof, is useful as a bone resorption inhibitor.
化合物的式子为(I):##STR1## 其中W是以下式子的基团:A--O--(CH.sub.2 .sub.n --,其中A是可取代的环状基团,n是2到10的整数,或W是以下式子的基团:R.sup.1 --X--(CH.sub.2).sub.n' --,其中R.sup.1是可取代的烷基基团,X是氧原子或可氧化的硫原子,n'是4到10的整数;R.sup.2是氢原子或低级烷酰基团;R.sup.3,R.sup.4,R.sup.5和R.sup.6相同或不同,是氢原子或低级烷基基团,或其盐,可用作骨吸收抑制剂。