Epimeric azahomoerythromycin A derivative, intermediates and method of use
Patent 4526889 Issued on July 2, 1985. Estimated Expiration Date: 
April 17, 2004. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
April 17, 2004. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3478014 3574185 3660376 3674773 3681326 Cis-C3 "C4 "-carbonate derivatives of O-demethyloleandomycin and intermediates therefor 11-Aza-10-deoxo-10-dihydroerythromycin A and derivatives thereof as well as a process for their preparation Novel erythromycin a derivatives 4"-Epi erythromycin A and derivatives thereof as useful antibacterial agents Patent #: 4382085 InventorApplicationNo. 06/601185 filed on 04/17/1984US Classes:514/29, The hetero ring has exactly 13 ring carbons (e.g., erythromycin, etc.)536/7.2, Erythromycin or derivative (e.g., oleandomycin, etc.)536/7.4Additional nitrogen containingExaminersPrimary: Brown, Johnnie R.Attorney, Agent or FirmInternational ClassesC07H 17/00 (20060101)C07H 17/08 (20060101) AbstractAntibacterial 4"-epi-9-deoxo-9a-methyl-9a-aza-9a-homoerythromycin A, pharmaceutically-acceptable salts thereof, pharmaceutical compositions comprising antibacterially-effective amounts thereof, a method of treatment of bacterial infections with antibacterially effective amounts thereof, and intermediates for the synthesis thereof from erythromycin A.Other References
Field of SearchErythromycin or derivative (e.g., oleandomycin, etc.) |
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