Organic compounds -- part of the class 532-570 series – Organic compounds – Four or more ring nitrogens in the bicyclo ring system
Patent
1981-01-15
1982-08-31
Ford, John M.
Organic compounds -- part of the class 532-570 series
Organic compounds
Four or more ring nitrogens in the bicyclo ring system
C07D25306
Patent
active
043473598
ABSTRACT:
New thiols of the general formula: ##STR1## wherein A represents a 2-hydroxy-1-oxoethan-1-yl-2-ylidene or alkoxycarbonylmethyne radical or a nitrogen atom and R represents various substituted alkyl radicals, and their alkali metal and alkaline earth metal salts are useful as intermediates in the preparation of cephalosporins having anti-bacterial properties.
Farge Daniel
Le Roy Pierre
Moutonnier Claude
Peyronel Jean-Francois
Ford John M.
Rhone-Poulenc Industries
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