2-(2-oxo-1-pyrrolidinyl) acetic acids

Details 2-(2-oxo-1-pyrrolidinyl) acetic acids 2-(2-oxo-1-pyrrolidinyl) acetic acids

1984-06-25

1987-03-17

Brust, Joseph Paul

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548525, 548523, C07D20727

Patent

active

046508783

ABSTRACT:
2-(2-Oxo-1-pyrrolidinyl)acetic acids of the formula ##STR1## wherein R.sup.2 is hydrogen or lower alkyl and R.sup.11 is hydrogen, lower alkanoyl or another group readily cleavable by means of ammonia, are described. The compounds of formula III of the invention are useful to prepare the compound of formula I of the invention which are useful as medicaments, for example, in the form of pharmaceutical preparations.

REFERENCES:
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patent: 4145347 (1979-03-01), L'Italien et al.
patent: 4173569 (1979-11-01), Banfi et al.
patent: 4341790 (1982-07-01), Betzing et al.
patent: 4372960 (1983-02-01), L'Italien
patent: 4452807 (1984-06-01), Aschwanden et al.
patent: 4461906 (1984-07-01), Aschwanden et al.

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