Heterocycles p. 1207 - 1214 (2000)
Update date:2022-08-05
Topics:
Borrell, José I.
Teixidó, Jordi
Matallana, Josep Lluís
Martínez-Teipel, Blanca
Couceiro, Esther
A selective reduction of the carbonyl group at C7 with borane in THF is accomplished for 2,4-diamino-7-oxo and 2-amino-4,7-dioxo substituted pyridopyrimidines (7a-c) and (13a-c) respectively, the ester group remaining unaltered in both cases. The synthesi
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