申请人:Umicore AG & Co. KG
公开号:US20220041631A1
公开(公告)日:2022-02-10
The invention relates to lithium alkyl aluminates according to the general formula Li[AlR
4
] and to a method for preparing same, starting from LiAlH
4
and RLi in an aprotic solvent. The invention also relates to compounds according to the general formula Li[AlR
4
] which can be obtained using the claimed method, and to the use thereof. The invention also relates to the use of a lithium alkyl aluminate Li[AlR
4
] as a transfer reagent for transferring at least one radical R to an element halide or metal halide and to a method for transferring at least one radical R to a compound E(X)
q
for preparing a compound according to the general formula E(X)
q-p
R
p
, where E=aluminium, gallium, indium, thallium, germanium, tin, lead, antimony, bismuth, zinc, cadmium, mercury, or phosphorus, X=halogen, q=2, 3 or 4, and p=1, 2, 3 or 4. The invention also relates to compounds which can be obtained using such a method, to the use thereof, and to a substrate which has an aluminium layer or a layer containing aluminium on one surface.
本发明涉及符合一般式Li[AlR4]的
锂烷基
铝酸盐以及从LiAlH4和RLi在无极性溶剂中开始制备它们的方法。本发明还涉及根据一般式Li[AlR4]获得的化合物,以及其用途。本发明还涉及将
锂烷基
铝酸盐Li[AlR4]用作转移试剂,将至少一个基团R转移到元素卤化物或
金属卤化物的方法,以及将至少一个基团R转移到化合物E(X)q以制备符合一般式E(X)q-pRp的化合物的方法,其中E=
铝、
镓、
铟、
铊、
锗、
锡、
铅、
锑、
铋、
锌、
镉、
汞或
磷,X=卤素,q=2、3或4,p=1、2、3或4。本发明还涉及使用这种方法获得的化合物,以及其用途,以及在一个表面上具有
铝层或含有
铝层的基板。