Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1991-07-09
1992-06-16
Ivy, C. Warren
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
544230, 544295, 544349, C07D40114, C07D47104
Patent
active
051225255
ABSTRACT:
Anxiolytic agents which are racemic or optically active pyrido[1,2-a]pyrazine derivatives of the formula ##STR1## wherein x is N or CH and Y represents one of certain pyrazolo, triazolo, tetrazolo or cyclic imido radicals; and intermediates therefor.
REFERENCES:
patent: 3388128 (1968-06-01), Day
patent: 4339579 (1982-07-01), Freed
Bright Gene M.
Desai Kishor A.
Ivy C. Warren
Lumb J. Trevor
McFarlin D. Stuart
Pfizer Inc.
Richardson Peter C.
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