Halo derivatives of 9-deoxo-9a-aza-homerythromycin A

Details Halo derivatives of 9-deoxo-9a-aza-homerythromycin A Halo derivatives of 9-deoxo-9a-aza-homerythromycin A

2005-03-29

2005-03-29

Peselev, Elli (Department: 1623)

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Carbohydrate doai

C536S007300, C536S007400, C536S018500

Reexamination Certificate

active

06872707

ABSTRACT:
The invention relates to halo derivatives of 9a-N-(N′-arylcarbamoyl)- and 9a-N-(N′-arylthiocarbamoyl)-9-deoxo-9a-aza-9a-homoerythromycin A of the general formula (I)wherein R has the meaning of a substituted aryl group of the formula (II)wherein substituents a, b, c, d and e are the same or different and at least one of them has the meaning of halo, a (C1-C6)haloalkyl or a (C1-C6)haloalkoxy group, whereas the remaining ones have the meaning of hydrogen, halo, a (C1-C6)alkyl or a (C1-C6)alkoxy group, and X has the meaning of oxygen or sulfur, and pharmaceutically acceptable addition salts thereof with inorganic or organic acids, to a process for their preparation, to a process for the preparation of pharmaceutical compositions comprising them and to the use of these pharmaceutical compositions for the treatment or prevention of bacterial infections.

REFERENCES:
patent: 5350839 (1994-09-01), Asaka et al.
patent: 5629296 (1997-05-01), Kujund zi c et al.

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