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    • 8. 发明授权
    • Method for synthesizing aluminum hydride
    • 氢化铝合成方法
    • US5670129A
    • 1997-09-23
    • US564842
    • 1995-11-29
    • Astrid KlapdorWilfried KnottDagmar Windbiel
    • Astrid KlapdorWilfried KnottDagmar Windbiel
    • C01B6/06C01B6/00
    • C01B6/06
    • The invention relates to a method for the preparation of toluene solutions of aluminum hydride, which is free of ethers and halides, characterized in that the complex, bound magnesium halide portion is precipitated and removed from halogen magnesium aluminum hydridohalides, which optionally are present in tetrahydrofuran (THF) solutions, of the general formula (Mg.sub.2 X.sub.3 (THF).sub.y).sup.+ (AlH.sub.3 X).sup.- wherein X is chlorine, bromine or iodine Y is a number from 0 to 6, by the consecutive addition of hexane and toluene with successive removal by distillation of hexane and optionally of THF at boiling temperatures up to 90.degree. C. Solutions of aluminum hydride in toluene are obtained, which can be used directly for reductions or yield solid aluminum hydride after removal of the solvent.
    • 本发明涉及一种制备氢化铝的甲苯溶液的方法,该方法不含醚和卤化物,其特征在于复合结合的卤化镁部分被沉淀并从卤代卤化镁铝卤化物中除去 (THF)溶液,其中X是氯,溴或碘,通式(Mg 2 X 3(THF)y)+(AlH 3 X))是0至6的数,通过连续加入己烷和甲苯,连续除去 在高达90℃的沸点温度下蒸馏己烷和任选的THF。获得氢化铝在甲苯中的溶液,其可以直接用于在除去溶剂之后还原或产生固体氢化铝。