Aminocarboxylic acid derivatives having antiallergic/antiasthmat

Details Aminocarboxylic acid derivatives having antiallergic/antiasthmat Aminocarboxylic acid derivatives having antiallergic/antiasthmat

1993-03-04

1995-11-07

Berch, Mark L.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Heterocyclic carbon compounds containing a hetero ring...

544237, 560 38, 560 39, C07D23732, A61K 3150

Patent

active

054648386

ABSTRACT:
6-amino carboxylic acid derivatives having antiasthmatic and antiallergic properties which can be used for the preparation of medicaments. The compounds have the formula: ##STR1## wherein R.sub.1 and R.sub.2 represent hydrogen, a straight-chain or branched alkyl radical with 1-6 carbon atoms, benzyl or phenylethyl, R.sub.3 represents hydrogen, a straight-chain or branched alkyl radical with 1-6 carbon atoms or benzyl, X represents hydrogen, halogen, C.sub.1 -C.sub.6 -alkyl or C.sub.1 -C.sub.6 -alkoxy, Y.sub.1 and Y.sub.2 represent hydrogen, halogen, C.sub.1 -C.sub.6 -alkyl or C.sub.1 -C.sub.6 -alkoxy, where m, n and o can assume the values from 0-4.

REFERENCES:
patent: 3017411 (1962-01-01), Ergelhrecht
patent: 4207112 (1980-06-01), Ikenoue
patent: 5216151 (1993-06-01), Murakami
Tatsumi, Hiroshima J Med Sci 33, 669 (1984).
Islam I, Ind. J. Chem 16B, 301 (1978).
Islam II, Ind. J. Chem 16B, 491 (1978).
Islam III, Indian J. Chem 16B, 593 (1978).

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