Convenient access to the tricyanoborate dianion B(CN)<sub>3</sub><sup>2−</sup> and selected reactions as a boron-centred nucleophile
作者:Johannes Landmann、Jan A. P. Sprenger、Rüdiger Bertermann、Nikolai Ignat’ev、Vera Bernhardt-Pitchougina、Eduard Bernhardt、Helge Willner、Maik Finze
DOI:10.1039/c5cc00555h
日期:——
Alkali metal tricyanoborates M2B(CN)3 (M = Na, K) are accessible by the reaction of tricyanofluoroborates with alkali metals (i) in liquid NH3 or (ii) in THF-naphthalene. The M2B(CN)3 are versatile starting materials for the synthesis of K[RB(CN)3] (R = Et, C6F5, CH2=CHCH2).