C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/101
C07D 501/18 (2006.01) C07D 501/24 (2006.01)
Patent
CA 1340609
7-[2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(substituted)- iminoacetamido]-3-[3-(quaternaryammonio)-1-propen-1-yl]-3-cephem- 4-carboxylates of the formula Image in which R1 and R2 are as defined herein and -N~Q is a quaternary ammonio group as defined herein, and salts, solvates, hydrates and esters thereof, are potent antibacterial agents. Processes for their preparation and intermediates in such processes are described.
615909
Naito Takayuki
Oka Masahisa
Okumura Jun
Yamashida Haruhiro
Bristol-Myers Squibb Company
Gowling Lafleur Henderson Llp
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