Antibacterial mutilins

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

Reexamination Certificate

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C546S195000

Reexamination Certificate

active

07569587

ABSTRACT:
A compound of formula (I) wherein R and R2and the attached nitrogen atom form pyrrolidinyl or piperidinyl. R1is a group of formula (II). R3and R′3are hydrogen, deuterium or halogen. R4, R5and R10are independently of each other hydrogen or alkyl. R6, R7and R8are hydrogen or deuterium. R9is amino, alkyl, aryl, heterocyclyl or mercapto. If X is oxygen, R9is additionally hydrogen; R′10is alkyl, X is sulphur, oxygen, NR10, or N+(R′10)2; Y is sulphur or oxygen, and m is 0,1 or 2, with the proviso that, when R and R2and the attached nitrogen atom form piperidinyl, m is O, Y is S and Y is attached in position 3 of the piperidine ring, that group of formula (I) which is attached to the piperidine ring via the residue Y is either in the (S)-configuration or in the (R)-configuration, preferably in the (S)-configuration which is useful as antimicrobial, antibacterial.

REFERENCES:
patent: 4278674 (1981-07-01), Egger et al.
patent: 4675330 (1987-06-01), Berner et al.
patent: 6020368 (2000-02-01), Hinks et al.
patent: 6281226 (2001-08-01), Berry et al.
patent: 2811314 (1978-03-01), None
patent: 0013768 (1980-08-01), None
patent: WO 99/21855 (1999-05-01), None
patent: WO 00/27790 (2000-05-01), None
patent: WO 00/37074 (2000-06-01), None
patent: WO 01/09095 (2001-02-01), None
Byrn et al., Solid-State Chemistry of Drugs, Second Edition, 1999, pp. 233-247.

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