释义 |
1 ?混合醚 混合醚(mixed ether):两个烃基相同 R ..
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The mixed solvent consists of solvent naphtha, decalin, and petroleum ether in a certain proportion, which was used to synthesize 3-sulfo p-anisidine by using p-anisidine as raw material. 用溶剂汽油、萘烷、石油醚按一定比例复配成混合型溶剂,以对茴香胺为原料,用该溶剂合成了3磺酸基对茴香胺,产品中不含致癌物。 - 2
Effect of constitute of catalyst, proportion of mixed acid, reaction temperature, feeding rate and service life of the mixed acid catalyst on synthesis of dimethyl ether were studied. 考察了混酸催化剂、反应温度、原料进料速率和催化剂寿命等对二甲醚收率的影响。 - 3
Phosphorodithioic acid, mixed O, O-diesters with polyethylene glycol monodecyl ether and polyethylene glycol monooctyl ether; 二硫代磷酸与聚乙烯乙二醇单葵醚和聚乙烯乙二醇单辛醚的O,O-混合二酯;
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