发明授权
US5166440A Process for the preparation of n-alkylated aromatic amines 失效
制备N-烷基芳族氨基酸的方法

Process for the preparation of n-alkylated aromatic amines
摘要:
Aromatic amines, alkylated on the N-atom, can be prepared by catalytic alkylation of aromatic amines with alcohols or the corresponding ethers or by transalkylation with aromatic amines alkylated on the N-atom, whereby niobic acid or tantalic acid is used as the catalyst.
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