发明授权
US08207382B2 Method for eliminating color forming impurities from nitro compounds 有权
消除硝基化合物形成杂质的方法

Method for eliminating color forming impurities from nitro compounds
摘要:
A method for stabilizing nitro compounds against discoloration. The method comprises reacting nitro compounds containing color-forming impurities with nitric acid, neutralizing and washing the product, and distilling therefrom purified nitro compounds.
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