Enhanced stability of active Cu 2 C 2 sites derived from layered copper phyllosilicate: boosting formaldehyde ethynylation for 1,4-butynediol synthesis

Puntos clave

• The aim is to improve the stability of Cu2C2 sites in catalysts to enhance their performance in ethynylation reactions.
• Utilization of layered copper phyllosilicate to derive active Cu2C2 sites.
• Characterization of the stability and efficacy of catalysts in ethynylation reactions.
• Assessment of the catalytic performance in 1,4-butynediol synthesis using Cu-based catalysts.
• Improved stability of Cu2C2 sites was observed, leading to higher activity in ethynylation reactions.
• The yield of 1,4-butynediol synthesis increased significantly with enhanced catalyst stability.