A Method For Synthesis Of CHA & DCHA From Nitrobenzene

Cyclohexylamine and dicyclohexylamine are synthesized by nitro-benzene in one step, which not only reduces the reaction loss, but also improves the utilization rate of raw materials. Moreover, it can reduce the discharge of various waste reaction liquid and save the cost of treating waste liquid. The invention has the advantages of green, economic, environmental protection, safe and simple operation, relaxed requirements on equipment, etc., and is suitable for industrial production.



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Product Details

The invention uses nitro-benzene and hydrogen as raw materials

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Adding solvent, nitro-benzene and catalyst into the reaction kettle, controlling the reaction pressure of 0.5 ~ 4MPa, reaction temperature of 60 ~ 160℃, reaction for 2 ~ 8h, cyclohexylamine and dicyclohexylamine are obtained, and the catalyst used is Pd/CNTs catalyst or PD-Ni /CNTs catalyst. 


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