Preparation

Full Title

Heterocyclic compounds containing 1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula: , e.g. carbacephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring > Preparation

Classification Context

Section:

CHEMISTRY; METALLURGY

Class:

ORGANIC CHEMISTRY

Subclass:

HETEROCYCLIC COMPOUNDS

Child Classifications

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• C07D 463/04 by forming the ring or condensed ring systems
• C07D 463/06 from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents