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.
式(I)的化合物:##STR1##其中W是下式的基团:A--O--(CH.sub.2 .sub.n --其中A是可能被取代的环状基团,n为2至10的整数,或者W是下式的基团:R.sup.1 --X--(CH.sub.2).sub.n' --其中R.sup.1是可能被取代的烷基基团,X是可能被氧化的氧原子或硫原子,n'为4至10的整数;R.sup.2是氢原子或低烷酰基团;R.sup.3、R.sup.4、R.sup.5和R.sup.6相同或不同,是氢原子或低烷基基团,或其盐,可用作骨吸收抑制剂。