Reaction of R
3
PI
2
(R = Ph, Pr
n
,
Pr
i
) with indium metal powder produces a variety of novel
indium metal complexes: where R = Ph, the four- and five-coordinate
metal(III) complex
InI
3
(PPh
3
)
2
·InI
3
(PPh
3
) results; where R = Pr
n
, the
âsubvalentâ indium(II) complex
In
2
I
4
(PPr
n
3
)
2
is
formed, the first example of an indium tertiary phosphine complex
containing an indiumâindium bond; whereas for R = Pr
i
,
the monomeric tetrahedral indium(III) complex
InI
3
(PPr
i
3
) results; these complexes
illustrate the subtle effect of the organic substituents on the phosphorus
atom for the reaction of R
3
PI
2
with indium metal
powder and the novel indium complexes which are available.
R 3
PI 2(R = Ph、Pr n、Pr i)与
金属
铟粉反应会产生多种新型
金属
铟络合物:当 R = Ph 时,生成四配位和五配位
金属(III)络合物 InI 3 (PPh 3 ) 2Â-InI 3 (PPh 3 );当 R = Pr n 时,生成 "亚价 "
铟(II)络合物 In 2 I 4 (PPr n 3 ) 2,这是第一个含有
铟铟键的
铟叔膦络合物的例子;这些络合物说明了
磷原子上的有机取代基对 R 3
PI 2 与
金属
铟粉反应的微妙影响,以及现有的新型
铟络合物。