申请人:Sanofi S.A.
公开号:US04540696A1
公开(公告)日:1985-09-10
The present invention relates to new derivatives of formula: ##STR1## in which: R.sub.3 denotes a halogen, preferably chlorine, or a nitro group, R.sub.4 represents hydrogen or a lower alkyl group having from 1 to 4 atoms of carbon, R.sub.5 represents an atom of halogen, preferably chlorine or fluorine. It also relates to a process for preparing products of formula (II) and to the drugs containing at least one product of formula (II).
本发明涉及公式的新衍生物:##STR1## 其中:R.sub.3代表卤素,优选氯,或硝基基团,R.sub.4代表氢或具有1至4个碳原子的较低烷基基团,R.sub.5代表卤素原子,优选氯或氟。本发明还涉及制备公式(II)产物的过程以及含有至少一种公式(II)产物的药物。