
US Patent No: 5,747,467
Number of patents in Portfolio can not be more than 2000
Erythromycins
Stats
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May 5, 1998
Issued date -
Dec 19, 1996
filing date -
08/767,954
serial no -
In Force
status
Importance
Abstract
A compound selected from the group consisting of a compound of the formula ##STR1## wherein X is selected from the group consisting of --(NH).sub.a --, --CH.sub.2 --, --SO.sub.2 -- and --O--, a is 0 or 1, Y is --(CH.sub.2).sub.m - (CH.dbd.CH).sub.n --(CH.sub.2).sub.o -, m+n+o.ltoreq.8, n=o or 1, Ar is aryl optionally substituted with at least one member of the group consisting of --OH, halogen, --NO.sub.2, --CN, ##STR2## and alkyl, alkenyl, alkynyl, alkoxy, alkenyloxy, alkynyloxy, alkylthio, alkenylthio, alkynylthio, -N-alkyl, -N-alkenyl and N-alkynyl of up to 12 carbon atoms, R.sub.a and R.sub.b individually are hydrogen or alkyl of up to 12 carbon atoms, R.sub.3 is selected from the group consisting of alkyl of 1 to 12 carbon atoms, aryl, heteroaryl, carbocyclic aryl, aryloxy, arylthio and heterocyclic aryl, heterocyclic aryloxy and heterocyclic arylthio of 5 to 6 ring members containing at least one heteroatom, Hal is halogen, Z is hydrogen or acyl of an organic carboxylic acid and their non-toxic, pharmaceutically acceptable addition salts having antibacterial properties.
First Claim
Related Publications
International Classification(s)
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Cited Art
| Patent Info | (Count) | # Cites | Year |
|---|---|---|---|
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| 5,444,051 Erythromycin compounds | 62 | 1993 | |
| 5,527,780 Erythromycin derivatives | 53 | 1993 | |