2-oxo-1-oxa-8 azaspiro[4,5]decane derivatives, pharmaceutical co

Details 2-oxo-1-oxa-8 azaspiro[4,5]decane derivatives, pharmaceutical co 2-oxo-1-oxa-8 azaspiro[4,5]decane derivatives, pharmaceutical co

1990-08-10

1992-10-20

Fan, Jane T.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Having -c-, wherein x is chalcogen, bonded directly to...

5142368, 514255, 544 70, 544230, 546 19, A61K 31445, C07D49110

Patent

active

051570386

ABSTRACT:
The invention relates to novel 2-oxo-1-oxa-8-azaspiro[4,5]decane derivatives of the formula (I), ##STR1## wherein X means oxygen or an >NR group, wherein

REFERENCES:
patent: 3399192 (1968-08-01), Regnier
patent: 3594386 (1971-07-01), Regnier et al.
patent: 3655673 (1972-04-01), Maillard
patent: 3856797 (1974-12-01), Arimura

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