Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1988-08-01
1989-10-24
Bond, Robert T.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
540458, A61K 31495, C07D40514
Patent
active
048762580
ABSTRACT:
Rifamycin derivatives of formula ##STR1## wherein R is a radical of the formula ##STR2## in which R.sub.1 is an unsubstituted or substituted biphenylyl radical, and wherein X--X, Y--Y and Z--Z are each vinylene of the formula CH.dbd.CH, or wherein X--X and Y--Y are each ethylene of the formula CH.sub.2 --CH.sub.2 and Z--Z is ethylene or vinylene, and processes for the preparation thereof are described. These compounds can be used as antibacterial and antiviral medicaments.
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Kump Wilhelm
Traxler Peter
Bond Robert T.
Ciba-Geigy Corporation
Fishman Irving M.
Turnipseed James H.
Villamizar JoAnn
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