作者:M. Hall、D.B. Sowerby、C.P. Falshaw
DOI:10.1016/0022-328x(86)80452-1
日期:1986.11
Phenylantimony bis(monothioacetate) has been prepared and fully characterised by single crystal X-ray diffraction. The crystals are triclinic, P, with a 10.761(4), b 7.304(3), c 9.608(7) Å, a 112.84(5), β 102.57(5) and γ 100.17(5)°. The theioacetate groups bond primarily via sulphur (Sb-S 2.451, 2.471 Å) but substantial Sb⋯.O interactions lead to a bis-chelate structure. Isolated PhSb(SAc)2 molecules
已制备了苯基锑双(单硫代乙酸酯),并通过单晶X射线衍射对其进行了全面表征。该晶体是三斜晶系,P,具有一个10.761(4),b 7.304(3),Ç 9.608(7),一个112.84(5),β102.57(5)和γ100.17(5)°。硫代乙酸酯基团主要通过硫键(Sb + -S 2.451,2.471Å)结合,但大量的Sb + O相互作用形成双螯合物结构。分离PHSB(SAC)2分子具有扭曲的四方锥几何形状与心尖苯基基团,但分子间的Sb⋯.S相互作用(3.802埃)反式到苯基基团,得到在固体状态弱二聚体。尝试准备Ph 2SbSAc仅产生PhSb(SAc)2和Ph 3 Sb的混合物;在相关的乙酸酯系列中,Ph 2 SbOAc是众所周知的,但是无法制备PhSb(OAc)2。考虑了Ph 2 SbSAc和PhSb(OAc)2不稳定的可能原因。