This disclosure describes novel compounds of the formula ##STR1## wherein R.sub.1 and R.sub.2 each independently represent hydrogen, halo having an atomic weight of about 19 to 36, lower alkyl, straight chain lower alkoxy, amino, nitro or trifluoromethyl, and R.sub.3 represents hydrogen or lower alkyl, and X represents ##STR2## which are useful as sleep inducers.
本披露描述了化合物的新颖结构式 ##STR1## 其中R.sub.1和R.sub.2各自独立地表示氢,原子量约为19到36的卤素,低烷基,直链低烷氧基,
氨基,硝基或三
氟甲基,而R.sub.3表示氢或低烷基,X表示 ##STR2## 这些化合物可用作催眠剂。