C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/104.1, 260/1
C07D 499/00 (2006.01) C07D 207/34 (2006.01) C07D 213/75 (2006.01) C07D 213/78 (2006.01) C07D 233/90 (2006.01) C07D 241/22 (2006.01) C07D 277/36 (2006.01) C07D 307/68 (2006.01) C07D 501/06 (2006.01) C07D 501/26 (2006.01) C07F 7/18 (2006.01)
Patent
CA 1049501
Abstract of the Disclosure 6-Acylamino-penam-3-carboxylic acids and 7- acylamino-3-cephem-4-carboxylic acids in which the acyl group has the formula Image in which R1 is hydrogen, R2 is optionally substituted phenyl, thienyl or furyl or R1 and R2 together are optionally substituted cycloalkyl, and R is a radical which is linked through a carbon, oxygen, sulphur or nitrogen atom.
166491
Bickel Hans
Fechtig Bruno
Kocsis Karoly
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