Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1975-01-03
1976-08-17
Rosen, Sam
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
C07D26500, C07D27300, C07D29500
Patent
active
039753867
ABSTRACT:
The novel 3,4-dihydro-1,3 dioxo-1,4 pyrido-(2,3-d)(1,3) oxazine compounds of this invention are useful as intermediates in the preparation of pharmaceutically active pyridopyrimidine-one compounds.
REFERENCES:
patent: 3598823 (1971-08-01), Hardtman
Robinson D. W.
Rosen Sam
Sandoz Inc.
Sharkin Gerald D.
Vila Richard E.
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