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Zwitterionic pyridinium derivatives of [<i>closo</i>-1-CB<sub>9</sub>H<sub>10</sub>]<sup>−</sup>and [<i>closo</i>-1-CB<sub>11</sub>H<sub>12</sub>]<sup>−</sup>as high Δ<i>ε</i>additives to a nematic host

Jacek Pecyna, Damian Pociecha, Piotr Kaszyński

Journal of Materials Chemistry C · 2014 · 34 citations · 14 references

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Abstract

Pyridinium zwitterions of<italic>closo</italic>-boranes were conveniently obtained from 4-alkoxypyrylium salts and investigated as high Δ<italic>ε</italic>additives to nematics.

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