C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/114.1
C07D 499/68 (2006.01) C07D 499/00 (2006.01)
Patent
CA 1149799
M-06-24361C/80. ABSTRACT OF THE DISCLOSURE Penicillin compounds and methods for the production thereof are described, said penicillin compounds being represented by the formula (I) Image (I) wherein R1, R2, and R3 each represents hydrogen, a lower alkyl group, a halogen atom, a lower alkoxy group, a hydroxyl group, or a substituted or unsubstituted phenyl- alkoxy group except that R1, R2, and R3 cannot all represent hydrogen simultaneously; R4 represents hydrogen or a lower alkyl group; and R5 represents hydrogen or a hydroxyl group.
361916
Fukatsu Shunzo
Makabe Osamu
Murai Yasushi
Okonogi Tuneo
Onodera Masahiro
George H. Riches And Associates
Meiji Seika Kaisha Ltd.
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