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Total Synthesis of Lycogarubin C and Lycogalic Acid

2010; American Chemical Society; Volume: 12; Issue: 5 Linguagem: Inglês

10.1021/ol100146b

1523-7060

James S. Oakdale, Dale L. Boger,

Carbohydrate Chemistry and Synthesis

Two complementary concise total syntheses of lycogarubin C (1) and lycogalic acid (2, aka chromopyrrolic acid) are detailed utilizing a 1,2,4,5-tetrazine → 1,2-diazine → pyrrole Diels−Alder strategy and enlisting acetylenic dienophiles.