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用不同粒度交联聚苯乙烯(含DVB7%)在CS_2中与AlCl_3或TiCl_4作用制得一种稳定的复合物.研究了不同粒度复合物存在下二茂铁甲醛与乙二醇的缩醛化反应,对反应条件进行了较为详细的研究,结果表明这两种载体催化剂对二茂铁甲醛与乙二醇的缩合反应均有良好的催化效果,而且使用方便,反应产物易于分离.
With different particle size cross-linked polystyrene (containing DVB7%) in CS_2 with AlCl_3 or TiCl_4 role in the preparation of a stable composite. The acetalization of ferrocene with ethylene glycol in the presence of different particle size complexes was studied. The reaction conditions were studied in detail. The results showed that the condensation of ferrocene with ethylene glycol The reaction has a good catalytic effect, and easy to use, the reaction product is easy to separate.