DIOXOPIPERAZINDERIVATE, VERFAHREN ZU IHRER HERSTELLUNG SOWIE IHRE VERWENDUNG ALS ARZNEIMITTEL UND ALS ZWISCHENPRODUKTE FUER BETA-LACTAMANTIBIOTIKA

• Main Author: PREISS,MICHAEL,.DR
• Format: Patent
• Language: German
• Published: 22.06.1978
• Subjects: CHEMISTRY; HETEROCYCLIC COMPOUNDS; METALLURGY; ORGANIC CHEMISTRY

New dioxo-piperazine derivatives suitable for use as medicaments and beta -lactam antibiotic intermediates of the formula in which Z is and, R1 and R2 each independently is hydrogen or various optionally substituted aliphatic, aromatic or heterocyclic radicals or together form an optionally substitu...