Alkylhydrogenchlorosilanes of formula I: R.sub.x HSiCl.sub.y (I) wherein R are identical or different alkyl radicals, x is 1 or 2 and y is 1 or 2 and the sum of x and y is equal to 3, are prepared by comproportionating alkylchlorosilanes of formula II: R.sub.a SiCl.sub.n (II) wherein R denotes identical or different alkyl radicals, a is 1 or 2 and n is 2 or 3 and the sum of a and n is equal to 4 with hydrogenchlorosilanes of formula III: R.sub.b H.sub.c SiCl.sub.4-b-c (III) wherein R denotes identical or different alkyl radicals, b is 0, 1, 2 or 3 and c is 1, 2, 3 or 4 and the sum of b and c is equal to or smaller than 4, in the presence of a catalyst saturated with a hydrogen halide.
根据公式I:R.sub.x HSiCl.sub.y(I)制备的烷基氢
氯硅烷,其中R是相同或不同的烷基基团,x为1或2,y为1或2,且x和y的和等于3,通过将公式II:R.sub.a SiCl.sub.n(II)中的烷基
氯硅烷与公式III:R.sub.b H.sub.c SiCl.sub.4-b-c(III)中的氢
氯硅烷在饱和了氢卤化物的催化剂存在下进行互化反应制备,其中R表示相同或不同的烷基基团,a为1或2,n为2或3,且a和n的和等于4,b为0、1、2或3,c为1、2、3或4,且b和c的和等于或小于4。