← Back to Patent Explorer
EP0799833A1 Expired / Lapsed EP ⏱️ 0.0 years remaining

Erythromycin derivatives, their production and their use as medicaments

Assignee: Aventis Pharma SA
•
Filing: 1996-12-19
•
Granted: —
•
Expires: 2016-12-19
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract A compound selected from the group consisting of a compound of the formula <IMAGE> I wherein X is selected from the group consisting of -(NH)a-, -CH2-, -SO2- and -O-, a is 0 or 1, Y is -(CH2)m- (CH=CH)n -(CH2)o-, m+n+o</=8, n=o or 1, Ar is aryl optionally substituted with at least one member of the group consisting of -OH, halogen, -NO2, -CN, lkenyloxy, alkynyloxy, alkylthio, alkenylthio, alkynylthio, -N-alkyl, -N-alkenyl and N-alkynyl of up to 12 carbon atoms, Ra and Rb individually are hydrogen or alkyl of up to 12 carbon atoms, R3 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.

Inventors

  • 👤 Constantin Agouridas
  • 👤 François Bretin
  • 👤 Jean-François Chantot

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-11-08 23:49
CPC Classifications
C; C07; C07H; C07H17/00; C07H17/04; C07H17/08; A; A61; A61P; A61P31/00; A61P31/04; A61P31/12; A61P31/14; A61P31/16

Claims Analysis

Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.

References Cited (Backward Citations)

EP0487411A1 Cited
EP0596802A1 Cited
EP0676409A1 Cited
EP0680967A1 Cited

USPTO Annuity & Maintenance Windows

Maintenance schedule is calculated for granted US utility patents.

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag