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An unusual heterocyclization of 2,3-diacetylenyl-1,4-naphthoquinones

✍ Scribed by Mark S Shvartsberg; Irena D Ivanchikova; Nadezhda I Lebedeva

No coin nor oath required. For personal study only.

✦ Synopsis

Cyclocondensation of 2,3-diacetylenyl-l,4-naphthoquinones with NH 2 NH 2 aords 1,3-disubstituted 2H-N-aminobenzo[f]isoindole-4,9-diones.

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