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    • 8. 发明授权
    • Processes for preparation of organic compounds
    • 有机化合物的制备方法
    • US07358356B2
    • 2008-04-15
    • US10529392
    • 2003-10-02
    • Mitsuru TakaseTakahiro SagaeHiroyuki YazakiShigeo MoriDaisuke Asanuma
    • Mitsuru TakaseTakahiro SagaeHiroyuki YazakiShigeo MoriDaisuke Asanuma
    • C07D499/18
    • C07D499/893C07D499/88
    • The present invention provides a method for preparing an organic compound, which comprises a dehydration step of distilling off water from a polar organic solvent solution containing the organic compound and water to bring the concentration of water below a given level, wherein the dehydration step comprises distilling off water together with the polar organic solvent while adding a polar organic solvent to the solution, or comprises repeating several cycles of adding a polar organic solvent to the solution and then distilling off water together with the polar organic solvent. The present invention further provides the preparation of an organic compound, which enables efficient isolation of the target product in high isolated yield from a polar organic solvent solution containing the organic compound, water and, if necessary, a compound which produces, upon coming into contact with water or the like, a substance accelerating the decomposition of the organic compound.
    • 本发明提供了一种制备有机化合物的方法,该方法包括从含有有机化合物和水的极性有机溶剂溶液中蒸馏出水以使水的浓度低于给定水平的脱水步骤,其中脱水步骤包括蒸馏 将极性有机溶剂与极性有机溶剂一起加入到溶液中,或者包括重复多次向溶液中加入极性有机溶剂,然后与极性有机溶剂一起蒸馏出水。 本发明还提供有机化合物的制备,其能够以高分离产率从含有有机化合物的极性有机溶剂溶液,水和必要时的化合物在接触时产生高分离产物。 用水等加速有机化合物分解的物质。
    • 10. 发明申请
    • Processes for preparation of organic compounds
    • 有机化合物的制备方法
    • US20060058521A1
    • 2006-03-16
    • US10529392
    • 2003-10-02
    • Mitsuru TakaseTakahiro SagaeHiroyuki YazakiShigeo MoriDaisuke Asanuma
    • Mitsuru TakaseTakahiro SagaeHiroyuki YazakiShigeo MoriDaisuke Asanuma
    • C07D205/02
    • C07D499/893C07D499/88
    • The present invention provides a method for preparing an organic compound, which comprises a dehydration step of distilling off water from a polar organic solvent solution containing the organic compound and water to bring the concentration of water below a given level, wherein the dehydration step comprises distilling off water together with the polar organic solvent while adding a polar organic solvent to the solution, or comprises repeating several cycles of adding a polar organic solvent to the solution and then distilling off water together with the polar organic solvent. The present invention further provides the preparation of an organic compound, which enables efficient isolation of the target product in high isolated yield from a polar organic solvent solution containing the organic compound, water and, if necessary, a compound which produces, upon coming into contact with water or the like, a substance accelerating the decomposition of the organic compound.
    • 本发明提供了一种制备有机化合物的方法,该方法包括从含有有机化合物和水的极性有机溶剂溶液中蒸馏出水以使水的浓度低于给定水平的脱水步骤,其中脱水步骤包括蒸馏 将极性有机溶剂与极性有机溶剂一起加入到溶液中,或者包括重复多次向溶液中加入极性有机溶剂,然后与极性有机溶剂一起蒸馏出水。 本发明还提供有机化合物的制备,其能够以高分离产率从含有有机化合物的极性有机溶剂溶液,水和必要时的化合物在接触时产生高分离产物。 用水等加速有机化合物分解的物质。