What question did this study set out to answer?

The research aims to explore the transformation of poly(ε-caprolactone) into azepane using a specific catalytic process.

March 21, 2026Open Access

Upcycling Poly(ε-caprolactone) into Azepane via Reductive Ammonolysis over a Titanium Oxide-supported Platinum Catalyst

Key Points

The research aims to explore the transformation of poly(ε-caprolactone) into azepane using a specific catalytic process.
Utilized a titanium oxide-supported platinum catalyst for the reaction.
Applied reductive ammonolysis on poly(ε-caprolactone).
Assessed the efficiency of the conversion process.
Successfully transformed poly(ε-caprolactone) into azepane.
Demonstrated the potential of upcycling plastic waste into valuable nitrogen-containing chemicals.

Abstract

Upcycling aliphatic polyesters into nitrogen-containing heterocycles offers an emerging route to valuable chemicals from plastic waste. Herein, we report the first demonstration of direct transformation of poly(ε-caprolactone) (PCL) into azepane...

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Authors

Daratu Eviana Kusuma Putri

Katsumasa Sakoda

Toneyama National Hospital

Yoshiki Takamoto

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Green Chemistry

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Upcycling Poly(ε-caprolactone) into Azepane via Reductive Ammonolysis over a Titanium Oxide-supported Platinum Catalyst

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