Organic compounds -- part of the class 532-570 series – Organic compounds – Carbohydrates or derivatives
Patent
1985-12-23
1989-07-25
Brown, Johnnie R.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carbohydrates or derivatives
536124, C07H 1708
Patent
active
048515183
ABSTRACT:
There are disclosed novel di- and tri-O-acetyl-23-O-demycinosyl-4"-O-iso-valeryltylosins and the pharmaceutically acceptable salts thereof, which have improved activity as antibacterials and provide higher blood levels than other tylosin derived compounds. These compounds have the following structural formula ##STR1## wherein R is acetyl or hydrogen and z is for example O or ##STR2##
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Mallams Alan K.
Rossman Randall R.
Brown Johnnie R.
Hoffman Thomas D.
Peselev Elli
Rosen Gerald S.
Schering Corporation
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