Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1990-06-29
1993-03-16
Rizzo, Nicholas S.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
540221, 540225, 540228, 540316, 540363, 540364, C07D41714, C07D50138
Patent
active
051946041
ABSTRACT:
Disclosed herein are processes for preparing a compound of the formula ##STR1## in which a novel compound of the formula ##STR2## is reacted with a beta lactam of the formula ##STR3## by treatment with a base, wherein the symbols are as defined in the specification.
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Cimarusti Christopher M.
Denzel Theodor
Mueller Richard H.
Singh Janak
E. R. Squibb & Sons Inc.
Gaul Timothy J.
Rizzo Nicholas S.
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