Process for the preparation of fused pyridine compounds

Details Process for the preparation of fused pyridine compounds Process for the preparation of fused pyridine compounds

1989-11-06

1995-12-05

Bernhardt, Emily

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

558406, 560 51, 560 64, C07D47104

Patent

active

054730716

ABSTRACT:
Pyrido[2,3-d]pyrimidine compounds are prepared through the reaction of 2,4-diamino-6(1H)-pyrimidone and an activated derivative of a dialdehyde. A typical embodiment utilizes the dinitrile.

REFERENCES:
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patent: 4845216 (1989-07-01), Taylor et al.
patent: 4946846 (1990-08-01), Nomura et al.
patent: 5223620 (1993-06-01), Nomura et al.
DeGraw et al, Chemical Abstracts, vol. 74, No. 99996 (1971).
Nair et al, Chemical Abstracts, vol. 100, No. 68666 (1984).
Taylor et al, Chemical Abstracts, vol. 110, No. 115295 (1989).
Taylor et al, Chemical Abstracts, vol. 112, No. 7921 (1990).

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