申请人:Syntex (U.S.A.) Inc.
公开号:US05726197A1
公开(公告)日:1998-03-10
Compounds of the Formula: ##STR1## wherein: R.sup.1 and R.sup.2 are independently hydrogen or lower alkyl; R.sup.3 is hydrogen, lower alkyl, lower alkoxy, hydroxy, halo, optionally substituted phenyl, amino, nitro or trifluoromethyl; and X is --NH--, --O-- or --S--; and the pharmaceutically acceptable salts thereof exhibit high affinity and selectivity for imidazoline receptors, and are are particularly useful for modification of the female reproductive cycle.
式中的化合物:##STR1##其中:R.sup.1和R.sup.2分别是氢或较低的烷基;R.sup.3是氢、较低的烷基、较低的烷氧基、羟基、卤素、可选地取代的苯基、氨基、硝基或三氟甲基;X是--NH--,--O--或--S--;以及其药学上可接受的盐具有高亲和力和选择性对咪唑啉受体,特别适用于修改女性生殖周期。