1) Cyclotetrasiloxanes having D′ and D, and D* and D units have been prepared and characterized.2) Methylhydrocyclopolysiloxanes D′n (n=4–7) and ethylhydrocyclopolysiloxanes D*n (n=3–6) have also been prepared and characterized. The erroneous assignment given to the latter compounds have been corrected.3) Triethylcyclotrisiloxane D*n, the first member of D*3 was found to be an unstable compound.
1) 制备并表征了具有 D' 和 D 以及 D* 和 D 单元的环四
硅氧烷。 2) 还制备了甲基氢环聚
硅氧烷 D'n (n=4-7) 和乙基氢环聚
硅氧烷 D*n (n=3-6)和特点。已更正后一种化合物的错误分配。3) 三乙基环三
硅氧烷 D*n,D*3 的第一个成员被发现是不稳定的化合物。