CLEAVAGE OF cyclo-(^tBuSb)₄ WITH Li, Na OR K AND FORMATION OF Sb₇^{3 −} BY REACTIONS OF PRIMARY STIBINES WITH BuLi OR K

Abstract

Novel reactions of cyclo-(^tBuSb) ₄ and RSbH₂ (R═C₆ H ₅ , 2,4,6-(CH₃)₃ C₆ H₂ or [(CH₃)₃Si]₂CH) with alkali metals or n-BuLi are described.

Keywords:

• Antimony
• lithium
• potassium
• sodium
• Zintl anions

We thank Dr. Enno Lork for the supervision of the x-ray structure analyses and the Deutsche Forschungsgemeinschaft for financial support.