It is known1, 2 that the reaction of selenium with acetyl ene in KOH—H2O—SnCl2, KOH— DMSO—SnCl2—H2O, and KOH—HMPA—SnCl2—H2O systems at 90—140 C and under 10—15 atm leads to divinyl selenide in up to 80% yield. We found that in the reaction of
[Rusakov, Yury Yu.; Krivdin, Leonid B.; Istomina, Natalia V.; Potapov, Vladimir A.; Amosova, Svetlana V. Magnetic Resonance in Chemistry, 2008 , vol. 46, # 10 p. 979 - 985]