C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 501/46 (2006.01) C07D 501/00 (2006.01)
Patent
CA 2131769
The present invention relates to a cephalosporin compound represented by the following general formula (I) : (see formula I) its pharmaceutically acceptable non-toxic salt, physiologically hydrolyzable ester, hydrate or solvate, or isomers thereof, in which R1 represents hydrogen or an amino-protecting group, R2 and R3 can be identical or different and independently of one another represent hydrogen or a hydroxy-protecting group, or R2 and R3 together can form a cyclic diol-protecting group, R4 represents hydrogen or a carboxyl-protecting group, R5, R6 and R7 independently of one another represent hydrogen, amino or substituted amino, hydroxy, alkoxy, C1-4 alkyl, carboxyl or alkoxycarbonyl, or R5 and R6 together with the carbon atoms to which they are attacked can form a C3-7 cycle, and Q represents CH or N, and to a process for preparation thereof and a pharmaceutical composition containing the compound (I) as an active ingredient.
Bang Chan Sik
Jeon Jae Hoon
Kim Mu Yong
Kim Sam Sik
Kim Se Ho
Lucky Ltd.
Robic
LandOfFree
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