| 摘要 |
<p>Case 500-5464 IMPROVEMENTS IN OR RELATING TO ORGANIC COMPOUNDS of the disclosure Compounds of formula I, I wherein R1 is hydrogen, alkyl of 1 to 4 carbon atoms, hydroxyalkyl with a maximum of 4 carbon atoms, which may be acylated by an alkanoyl group of 2 to 18 carbon atoms, alkoxyalkyl - 2 - 500-5464 with a maximum of 6 carbon atoms, cycloalkyl of 3 to 6 carbon atoms, cycloalkylalkyl of 4 to 7 carbon atoms or a group of formula II, II wherein R5 is hydrogen, halogen, alkyl or alkoxy of 1 to 4 carbon atoms, and either i) X is -CH2- and n is 0, 1, 2 or 3 or ii) X is -CO- and n is 1, 2 or 3 or iii) X is -O- and n is 2 or 3 and R2 and R3 are independently hydrogen, halogen, trifluoromethyl or alkyl, alkoxy, alkylthio, alkylsulfinyl or alkylsulfonyl, each of 1 to 4 carbon atoms and R4 is hydrogen/ alkyl or alkoxy of 1 to 4 carbon atoms, Z is -O- or -S-, with the proviso that, when R3 is trifluoromethyl, alkoxy, alkylthio, alkylsulfinyl or alkylsulfonyl, R4 is other than alkoxy, are useful for inducing sleep and treating psychotic disturbances and depressions.</p> |
