Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...
Patent
1973-09-18
1977-03-29
Daus, Donald G.
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Bacterium or component thereof or substance produced by said...
2602391, 260243C, 260251R, 2602564R, 2602565R, 424271, C07D50122, C07D50124, C07D50126
Patent
active
040150003
ABSTRACT:
6-Acylamino-penam-3-carboxylic acids and 7-acylamino-3-cephem-4-carboxylic acids in which the acyl group has the formula ##STR1## IN WHICH R.sub.1 is hydrogen, R.sub.2 is optionally substituted phenyl, thienyl or furyl or R.sub.1 and R.sub.2 together are optionally substituted cycloalkyl, n and m independently of one another represent 0 or 1 and B represents an optionally substituted 2,6-dioxo- or 2,6-dithioxo-1,2,3,6-tetrahydro-pyrimidyl, 2-thioxo-6-oxo-1,2,3,6-tetrahydropyrimidyl, 2,6-dihydroxy- or 2,6-dimercapto-pyrimidyl, 2-mercapto-6-hydroxy-pyrimidyl, 2,6-diaminopyrimidyl, 2-amino-6-hydroxy-pyrimidyl or 2,6-dihalogenopyrimidyl radical, these radicals being bonded in the 4- or 5-position.
REFERENCES:
patent: 3322749 (1967-05-01), Crast
patent: 3499893 (1970-03-01), Crast
patent: 3825536 (1974-07-01), Berella et al.
patent: 3833570 (1974-09-01), Holdrege
patent: 3873523 (1975-03-01), Doub et al.
Schorr et al., "Chemical Abstracts," vol. 80, No. U-73, p. 300, abst. 37,130v.
Bickel Hans
Fechtig Bruno
Kocsis Karoly
Ciba-Geigy Corporation
Daus Donald G.
Groeger Theodore O.
Kolodny Joseph G.
Maitner John J.
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