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New hybrid organic-inorganic alumina gels have been prepared by reacting aluminum sec-butoxide and propane-1,2-diol, in CCl4 as solvent. This reaction occurred without water addition and without the use of any catalyst, leading to the formation of transparent and monolithic gels. IR, 27Al and 13 C NMR show that an interchange reaction between OBus alkoxide groups and – O\lb CH2– O– diol groups occurred,...
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