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Analogifremgangsmåde til fremstilling af i 5-stillingen substituerede 5,10-dihydro-11H-dibenzo(b,e) (1,4) diazepin-11-oner samt syreadditionssalte deraf.
Fremgangsmåde til fremstilling af 1,2-dihydro-5-aryl-5H- eller 1,2-dihydro-5-aryl-3H-1,4-benzodiazepin-4-oxider, 4-deoxyderivater deraf eller syreadditionssalte deraf.
Nytt syraadditionssalt av en alfa-aminobensyl- eller 1-aminocycklohexy lpenicillin, avsett att användas såsom mellanprodukt vid framställning av motsvarande aminopenicillin.