Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...
Patent
1981-02-20
1983-08-09
Berch, Mark L.
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Bacterium or component thereof or substance produced by said...
260239E, 2603303, 2603309, 542469, 544111, 544335, 546208, 546275, 548232, C07D20322, C07D40112, C07D40312, A61K 31395
Patent
active
043978487
ABSTRACT:
The present invention provides pharmaceutical compositions containing N-substituted aziridine-2-carboxylic acid derivatives of the general formula: ##STR1## wherein X is a carboxyl, a cyano, an alkoxycarbonyl or an optionally substituted carbamoyl radical, R is a hydrogen atom, or an optionally substituted aliphatic hydrocarbon radical or cycloalkyl or cycloalkenyl radical, and R.sub.1 is a hydrogen atom or an alkyl or phenyl radical; and the pharmacologically acceptable salts thereof, in admixture with a pharmaceutical diluent or carrier. The present invention also provides, as new compounds, N-substituted aziridine-2-carboxylic acid derivatives of general formula (I') but with the proviso that when X is a carbamoyl or alkoxycarbonyl radical and R.sub.1 is a hydrogen atom, R is not a methyl, ethyl, isopropyl or benzyl radical; and the pharmacologically acceptable salts thereof, and also provides processes for the preparation of these new compounds. Furthermore, the present invention is concerned with the use of the compounds of general formula (I') and of the pharmacologically acceptable salts thereof for combating diseases associated with a weakening of the immune system.
REFERENCES:
Kostyanovskii et al., Chem. Abs. 85, 192460z (1976).
Kostyanovskii et al, Chem. Abs. 81, 25474t.
Kostyanovskii et al, Chem. Abs. 87, 101491n.
Bicker Uwe
Boerner Dietmar
Bosies Elmar
Kampe Wolfgang
Thiel Max
Berch Mark L.
Boehringer Mannheim GmbH
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