An object of this invention is to provide an industrially advantageous process for preparing {HEAD ~ an N alkylaminophenol} which can suppress undesirable side reactions such as nuclear hydrogenation of an aromatic ring and reaction which forms {TAIL ~ heavy matters} as described above, and which enables a catalyst to be used repeatedly with a high yield of the desired products 
An object of this invention is to provide an industrially advantageous process for preparing { HEAD ~ an N alkylaminophenol } which can suppress undesirable side reactions such as nuclear hydrogenation of an aromatic ring and reaction which forms { TAIL ~ heavy matters } as described above , and which enables a catalyst to be used repeatedly with a high yield of the desired products
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