Sustainable diamine synthesis via continuous-flow reductive amination over a stable Re1Ox–Ni interface

Jiaxiang Qin; Tongtong Feng; Jiachen Wang; Wen Cui; Amol P. Amrute; Xiaoling Mou; Li Yan; Ronghe Lin; Shibo Xi; Javier Pérez-Ramírez; Yunjie Ding

doi:10.1039/d5gc06288h

January 1, 2026Green Chemistry

Sustainable diamine synthesis via continuous-flow reductive amination over a stable Re1Ox–Ni interface

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Key Points

To develop a sustainable method for synthesizing the diamine DMDEE using a continuous-flow process.
Implemented continuous-flow reductive amination techniques.
Utilized a stable Re1Ox–Ni catalyst interface for the reaction.
Characterized reaction conditions to optimize product yield.
Successfully synthesized DMDEE with improved efficiency.
Reduced reliance on halogens and corrosive acids throughout the process.
Demonstrated the catalyst’s stability over multiple reactions.

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Implication

Continuous-flow reductive amination synthesizes diamines in a safer, more sustainable manner, indicating eco-friendly production methods.

Abstract

Bis(2-morpholinoethyl) ether (DMDEE) is a value-added diamine widely used in polyurethane synthesis and drug intermediate production. Conventional DMDEE manufactures are based on the use of halogen or corrosive acids, posing...

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Cite This Study

Qin et al. (2026) studied this question.

synapsesocial.com/papers/698d6e5a5be6419ac0d540af https://doi.org/10.1039/d5gc06288h

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Sustainable diamine synthesis via continuous-flow reductive amination over a stable Re1Ox–Ni interface

Key Points

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

Sustainable diamine synthesis via continuous-flow reductive amination over a stable Re1Ox–Ni interface

Key Points

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

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