Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1985-11-18
1987-06-23
Rizzo, Nicholas S.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
C07D49900, A61K 31425
Patent
active
046753966
ABSTRACT:
Compounds of the formula Ia and their tautomers Ib ##STR1## in which formulae R represents a carboxyl esterifying group are described, as well as processes for their manufacture. Ia and Ib are valuable starting materials for the preparation of various derivatives substituted at position 3 that possess antibacterial properties.
REFERENCES:
patent: 4474793 (1984-10-01), Ross et al.
Chemical Abstracts, vol. 96, No. 25 p. 717 Jun. 1982, Abstract No. 217,577k.
Johnson Graham
Ross Barry C.
Hoechst (UK) Limited
Rizzo Nicholas S.
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