The present invention relates to new compounds having anti-hypertensive effect, which compounds are of the formula I,
wherein R1 is selected from the group consisting of -CH3, -CH2CH20CH3, and -CH(CH3)CH20CH3, R2 is selected from the group consisting of -CH3, -C2H5, -CH2CH20CH3, and -CH(CH3)CH20CH3, whereby when R1 is -CH3, R2 is -CH3, -C2H5, -CH2CH2OCH3, or -CH(CH3)CH20CH3, when R1 is -CH2CH2OCH3, R2 is -CH2CH20CH3, or -CH(CH3)CH2OCH3, and when R1 is -CH(CH3)CH2OCH3, R2 is -CH(CH3)CH2-OCH3, and R3 is selected from the group consisting of alkyl with 2 to 3 C, alkoxyalkyl with 2 to 3 C, and alkoxyalkoxyalkyl with 3 to 5 C, process for the preparation of said compounds, and pharmaceutical preparations containing said compounds.
                            本发明涉及具有抗高血压作用的新化合物,该化合物为式 I、
其中 R1 选自 -
CH3、-      0    和 -CH(   )   0    组成的组,R2 选自 -   、-
C2H5、-R1为-   时,R2为-   、-    、-      O   或-CH(   )   0   ,R1为-      O   时,R2为-      0   、或-CH(   )   O   ,以及当 R1 是-CH(   )   O   ,R2 是-CH(   )
CH2-O   ,且 R3 选自由 2 至 3 C 的烷基、2 至 3 C 的烷氧基烷基和 3 至 5 C 的烷氧基烷基组成的组,制备所述化合物的工艺,以及含有所述化合物的药物制剂。