spectroscopy (−160 °C) and by single-crystal X-ray diffraction (−173 °C). The Xe−N bond length (2.079(3) Å) of the F4S═N−Xe---N≡SF3+ cation is among the shortest Xe−N bonds presently known. The F4S═NXe+ cation interacts with N≡SF3 by means of a Xe---N donor-acceptor bond (2.583(3) Å) that is significantly longer than the primary Xe−N bond (2.079(3)Å) but significantly shorter than the sum of the Xe and N van der
在F 4 S═N-Xe系列--- N≡SF 3 +阳离子已被合成为ASF 6 -由[F的重排盐3 S≡NXeF] [ASF 6中N≡SF] 3溶剂中,在0℃下。深黄色[F 4 S═N-Xe系列--- N≡SF 3 ] [ASF 6 ],它从一个N≡SF结晶3溶液在-10℃下,其特点是拉曼光谱(-160℃)和通过单晶X射线衍射(-173°C)。在F的
氙-N键长(2.079(3))4 S═N-Xe系列---N≡SF 3 +阳离子是目前已知的最短的Xe-N键之间。F4个S═NXe +与N≡SF阳离子相互作用3由
氙---Ñ供体-受体键(2.583(3))比所述主
氙-N键显著更长的装置(2.079(3))但比Xe和N van der Waals半径的总和(3.71Å)短得多。在F 4 S═N-Xe系列---N≡SF 3 +阳离子经历氧化还原分解在N≡SF 3在0℃下,在形成[F 3 S(N≡SF