7-Oxo-cephalosporins and 6-oxo-penicillins, their analogues and process for their preparation

New compound of the formula: …… wherein A min is a group of the formula: …… in which R is hydrogen or alkyl,… R is hydrogen, halogen, alkyl, alkoxy, acyloxymethyl, or substituted or unsubstituted heterocyclic-thiomethyl,… R is carboxy or protected carboxy, and… X is -S- or -O-,… provided that when A...

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Bibliographische Detailangaben
Hauptverfasser:	HASHIMOTO, MASASHI, SAWADA, KOZO, HAGIWARA, DAIJIRO, ARATANI, MATSUHIKO, ONAMI, TETSUO
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CHEMISTRY CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION ORPROCESSING OF GOODS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS HETEROCYCLIC COMPOUNDS METALLURGY ORGANIC CHEMISTRY TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE
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Beschreibung
Zusammenfassung:	New compound of the formula: …… wherein A min is a group of the formula: …… in which R is hydrogen or alkyl,… R is hydrogen, halogen, alkyl, alkoxy, acyloxymethyl, or substituted or unsubstituted heterocyclic-thiomethyl,… R is carboxy or protected carboxy, and… X is -S- or -O-,… provided that when A min is a group of the formula: …… then R is hydrogen, halogen, alkoxy or carbamoyloxymethyl protected by an amino-protecting group, and R and R are each as defined above, or a salt thereof or a hydrate thereof and processes for their preparation.