Tetrahedron Letters p. 1977 - 1980 (1987)
Update date:2022-07-29
Topics:
Taylor, Edward C.
McDaniel, Keith F.
Warner, John C.
Inverse electron-demand cycloaddition of aldehyde enamines with 6-azapterins and 6-azalumazines (pyrimido<4,5-e>-1,2,4-triazines) leads regiospecifically to 6-substituted 5-deazapterins and 5-deazalumazines (pyrido<2,3-d>pyrimidines) respectively. 5,6-Fused cyclopenteno and cyclohexeno derivatives are formed with enamines derived from cyclopentanone and cyclohexanone respectively.
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