发明授权
US4065478A Process for the manufacture of .alpha.,.alpha.'-aminonitroanthraquinones 失效
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Process for the manufacture of .alpha.,.alpha.'-aminonitroanthraquinones
摘要:
A process for the manufacture of .alpha.,.alpha.'-aminonitroanthraquinones, from .alpha.,.alpha.'-dinitroanthraquinones, wherein the .alpha.,.alpha.'-dinitroanthraquinones are reacted with ammonia in dipolar aprotic solvents which are inert to ammonia, the reaction substrates and reaction products.
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