Der Zugang zum Antitumor‐Antibiotikum CC‐1065 mittels Hetero‐Cope‐Umlagerung von Vinyl‐N‐phenylhydroxamaten

The Access to the Three Subunits of the Antitumor Antibiotic CC‐1065 by Hetero‐Cope Rearrangement of Vinyl N‐Phenylhydroxamates. The use of the hetero‐Cope rearrangement of vinyl N phenylhydroxamates to indoles for the preparation of the 1,2‐dihydro‐3H, 6H‐benzo[1,2‐b:4,3‐b′]dipyrrole skeleton, the structural subunits characteristic of the antitu‐mor antibiotic CC‐1065 as well as the phosphodiesterase inhibitors PDE‐I and PDE‐II is described.