申请人:Sankyo Company Limited
公开号:US04734410A1
公开(公告)日:1988-03-29
Compounds of formula (I): ##STR1## (wherein R.sup.1 and R.sup.3 are organic groups, A is a direct bond, --CH.sub.2 --, --CH.sub.2 CH.sub.2 --, --CO--CH.sub.2, --O--CH.sub.2 -- or --S--CH.sub.2 --, B is lower alkylene and n is 1-3) are valuable hypotensive agents which may be prepared by a condensation reaction of the corresponding compound having an amino group at the 3-position.
式(I)的化合物:##STR1##(其中R.sup.1和R.sup.3是有机基团,A是直接键,-CH.sub.2-,-CH.sub.2 CH.sub.2-,-CO-CH.sub.2-,-O-CH.sub.2-或-S-CH.sub.2-,B是低碳烷基,n为1-3)是有价值的降压剂,可以通过相应的具有3-位氨基的化合物的缩合反应制备。