C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/300, 260/336
C07D 205/08 (2006.01) C07D 205/085 (2006.01) C07D 403/12 (2006.01) C07D 417/12 (2006.01) C07D 521/00 (2006.01)
Patent
CA 1246572
ABSTRACT Antibacterial activity is exhibited by .beta.-lactams having a Image substituent in the 1-position and an acylamino substituent in the 3-position wherein Z is oxygen or sulfur and R is alkyl, alkenyl, alkynyl, substituted alkyl, phenyl, substituted phenyl, a 5,6 or 7-membered heterocycle (Rc), phenylalkyl, (substituted-phenyl)alkyl, Rc-alkyl or -NRaRb wherein Ra and Rb are the same or different and each is hydrogen, alkyl, substituted alkyl, phenyl, substituted phenyl, phenylalkyl, (substituted phenyl)alkyl or one of Ra and Rb is hydrogen, alkyl, phenyl, substituted phenyl, phenylalkyl or (substituted phenyl)alkyl and the other is amino (-NH2), alkanoylamino, arylcarbonylamino, alkoxy- carbonylamino, alkylsulfonylamino, alkylamino, dialkylamino, phenylamino, (substituted phenyl)- amino, hydroxy, cyano(-C?N), alkoxy, phenyloxy, (substituted phenyl)oxy, phenylalkoxy, (substituted phenyl)alkoxy, Rc as defined above, Rc-alkyl, Rc-alkoxy, alkylsulfonyl, alkylmethyleneamino, (alkyl-CH=N-), phenylmethyleneamino or (substituted phenyl)methyleneamino.
398357
Breuer Hermann
Denzel Theodor
Slusarchyk William A.
Treuner Uwe D.
Osler Hoskin & Harcourt Llp
Squibb (e.r.) & Sons Inc.
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