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    • 10. 发明授权
    • Preparation of acyloxyalkoxysilanes
    • 酰氧基烷氧基硅烷的制备
    • US5817853A
    • 1998-10-06
    • US909941
    • 1997-08-12
    • Holger FriedrichBernd LeutnerNorbert MrongaRaimund Schmid
    • Holger FriedrichBernd LeutnerNorbert MrongaRaimund Schmid
    • C07F7/04C07F7/08C07F7/12
    • C07F7/045
    • A process for preparing a silane of the formula I R.sup.1.sub.n SiR.sup.2.sub.m (I) where R.sup.1 is --O--Y, n is an integer from 1 to 3, R.sup.2 is ##STR1## m is an integer from 1 to 3 and n+m=4, and Y and Z are each, independently of one another, unsubstituted or mono- or polyhalo-substituted C.sub.1 --C.sub.20 -alkyl, C.sub.2 --C.sub.20 -alkenyl, C.sub.2 --C.sub.20 -alkynyl and --(CH.sub.2).sub.p --A, where p is an integer from 0 to 6 and A, which is unsubstituted or substituted by one or more C.sub.1 -C.sub.6 -alkyls, is a 3- to 20-membered hydrocarbon ring entails reacting a halosilicon compound of the formula II SiX.sub.4 (II) where X is fluorine, chlorine, bromine and iodine, with compounds of the formula III and IV, or with an anhydride of the formula V and the compound of the formula IV ##STR2## where R.sup.1 and R.sup.2, and Z have the above meanings, M is a metal of main group one and two.
    • 制备式I的硅烷的方法R1nSiR2m(Ⅰ)其中R1为-OY,n为1至3的整数,R2为1至3的整数,n + m = 4,以及 Y和Z各自独立地为未取代的或单取代或多卤取代的C 1 -C 20 - 烷基,C 2 -C 20 - 烯基,C 2 -C 20 - 炔基和 - (CH 2)p A,其中p是0的整数 至6和A,其是未取代的或被一个或多个C 1 -C 6烷基取代的是3至20元烃环,其中使X为氟,氯, 溴和碘与式III和IV的化合物或与式V的酸酐和式IV的化合物MR2(III)的化合物HR1(IV)其中R1和R2以及Z具有 在上述含义中,M为主要组1和2的金属。