ANALOGIFORFARANDE FOR FRAMSTELLNING AV 8-HALOGEN-6-FENYL-4H-S-TRIAZOLO(3,4-C)TIENO(2,3-E)1,4-DIAZEPIN-L-ONER

摘要

Compounds of the formula wherein R1 is chlorine, bromine or iodine, R2 is hydrogen or halogen, and R3 is hydrogen, lower alkyl or hydroxy-lower alkyl, or when R3 is hydrogen, an alkali metal salt thereof; the compounds and their salts are useful as anxiolytics, anticonvulsives and sedatives.