Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1984-03-14
1985-12-31
Bond, Robert T.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
2602393P, 514212, 514323, 514408, 514237, 514236, 514183, A61K 31395, C07D49808
Patent
active
045622035
ABSTRACT:
The invention relates to new rifamycins derivatives endowed with antibiotic activity and process for their preparation.
The new rifamycins derivatives have the formula: ##STR1##
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Bruzzese Tiberio
Dell'Acqua Ernani
Van Den Heuvel Holger H.
Bond Robert T.
SPA Societa Prodotti Antibiotici S.p.A.
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