title: Synthesis of 1,4-Diazidobuta-1,3-dienes by Electrocyclic Ring Opening: Precursors for Bi-2H-azirin-2-yls and Their Valence Isomerization to Diazabenzenes Reactions of Unsaturated Azides, Part 13. This work was supported by the Fonds der Chemische Industrie. We thank Dr. M. Hagedorn, Dr. J. Lehmann, and Miss J. Buschmann for the realization of some experiments. Part 12: ref. 21b.
authors.affiliation: Lehrstuhl für Organische Chemie der Technischen Universität Chemnitz Strasse der Nationen 62, 09111 Chemnitz (Germany).
authors.forename: Klaus
authors.initials: K
authors.lastname: Banert
authors.forename: Frank
authors.initials: F
authors.lastname: Köhler