C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/246.1, 260/2
C07D 455/02 (2006.01) C07D 455/04 (2006.01) C07D 471/06 (2006.01)
Patent
CA 1204748
-1- Abstract: The invention provides benzo-heterocyclic compounds of the formula: Image (1) wherein R1 is a lower alkyl group; R2 is a halogen atom or a group of the formula: Image (wherein R4 and R5 combine together with the nitrogen atom to which they bind to form a 5- or 6-membered saturated heterocyclic group which may optionally contain an oxygen atom or nitrogen atom within the ring as an additional hetero atom and may also optionally have a substituent selected from a lower alkyl or hydroxy group on the hetero ring); R3 is an amino or nitro group; X is a halogen atom; and n is an integer of 1 or 2; and salts thereof. These compounds have good antimicrobial activities and are useful as antimicrobial agents, or as an intermediate for the preparation of active compounds.
446043
Ishikawa Hiroshi
Miyamoto Hisashi
Nakagawa Kazuyuki
Uno Tetsuyuki
Kirby Eades Gale Baker
Otsuka Pharmaceutical Co. Ltd.
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