Efficient selective hydrogenation of N , N -dimethylaniline in a continuous fixed-bed reactor over a Cu/Ni–Al ₂ O ₃ catalyst

Jingdong Nong; Zhonghua Sun; weiyou zhou; Zhong Wu; Junfeng Qian; Qiang Chen; Mingyang He

doi:10.1039/d6ra01119e

January 1, 2026RSC AdvancesOpen Access

Efficient selective hydrogenation of N , N -dimethylaniline in a continuous fixed-bed reactor over a Cu/Ni–Al ₂ O ₃ catalyst

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Key Points

The goal is to develop an efficient catalytic system for the selective hydrogenation of N,N-dimethylaniline.
Utilized a copper-doped nickel-alumina catalyst in a continuous fixed-bed reactor.
Conducted hydrogenation reactions under controlled conditions to assess efficiency and selectivity.
Successfully achieved the selective hydrogenation of N,N-dimethylaniline to N,N-dimethylcyclohexylamine.
Demonstrated high efficiency and selectivity with the copper-doped catalyst.

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Implication

This research develops a catalytic system for efficient hydrogenation of N,N-dimethylaniline, indicating its potential for industrial applications.

Abstract

An efficient catalytic system based on a copper-doped nickel-alumina catalyst ( x Cu/Ni–Al 2 O 3 ) has been developed for the selective hydrogenation of N , N -dimethylaniline ( N , N -DMA) to N , N dimethylcyclohexylamine in a continuous fixed-bed reactor.

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Nong et al. (2026) studied this question.

synapsesocial.com/papers/69df2abce4eeef8a2a6afb29 https://doi.org/10.1039/d6ra01119e

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Efficient selective hydrogenation of N , N -dimethylaniline in a continuous fixed-bed reactor over a Cu/Ni–Al ₂ O ₃ catalyst

Key Points

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

Efficient selective hydrogenation of N , N -dimethylaniline in a continuous fixed-bed reactor over a Cu/Ni–Al ₂ O ₃ catalyst

Key Points

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

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