An isolated cyclo-tetraarsendiide: low temperature synthesis and crystal structure of bis-pentaamminesodium tetraarsendiide-ammonia (1/3) [Na(NH3)5]2As(4).3NH3 |
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| Authors: | Korber Nikolaus Reil Markus |
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| Institution: | Institut für Anorganische Chemie, Universit?t Regensburg 94040, Regensburg, Germany. |
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| Abstract: | Reduction of an excess of arsenic with a solution of sodium in liquid ammonia yields the thermally unstable title compound Na(NH3)5]2As(4).3NH3, which contains isolated square-planar As4(2-) ions with a mean As-As bond length of 2,345 A. |
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