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Paper | Regular issue | Vol 27, No. 2, 1988, pp.357-363
Published online, 1st January, 1970
DOI: 10.3987/COM-87-4306
Cyclic Acylimines. I. Synthesis and Reactivity of Isoquinoline-1,4-diones

Ignacio J. Alonso-Silva, Mercedes Pardo, and José L. Soto*

*Departamento de Química Orgánica, Facultad de Química, Universidad Complutense de Madridas, Ciudad Universitaria, E-28040 Madrid, Spain

Abstract

3-Methoxycarbonylisoquinoline-1,4-dione (1) has been prepared through elimination processes from appropriate starting materials. The quinome was trapped by cycloaddition reactions with conjugated dienes. High regioselectivity was observed. A similar approach to prepare 3-benzoylisoquinoline-1,4-dione (2) was unsuccessful.