N-heterocyclic substituted -pyrrolidin-2-ones

Details N-heterocyclic substituted -pyrrolidin-2-ones N-heterocyclic substituted -pyrrolidin-2-ones

1991-09-04

1992-09-22

Springer, David B.

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

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

546208, 546193, 544372, C07D40106, C07D40306, C07D41706

Patent

active

051498081

ABSTRACT:
Compounds of the formula ##STR1## wherein R.sub.1 is hydrogen or alkyl of 1 to 4 carbon atoms; R.sub.2 is 2-, 3- or 4-pyridyl, phenyl or mono- or di-substituted phenyl, where the substituents are each individually alkoxy of 1 to 2 carbon atoms, fluorine, chlorine, bromine, trifluoromethyl, alkyl or 1 to 4 carbon atoms, hydroxyl or nitro; and

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