92013-71-3Relevant academic research and scientific papers
Cyclization of Diacetylenes to E,E Exocyclic Dienes. Complementary Procedures Based on Titanium and Zirconium Reagents
Nugent, William A.,Thorn, David L.,Harlow, R. L.
, p. 2788 - 2796 (1987)
The intramolecular cyclization of diacetylenes has been achieved by using either of the reagent combinations Cp2TiCl2/PMePh2/Na(Hg) or Cp2ZrCl2/Mg/HgCl2 in solvent tetrahydrofuran.The procedures are compatible with a variety of saturated functionality (O,
