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Updated: Jun 10, 2026

Preparation of a Corannulene-functionalized Hexahelicene by Copper(I)-catalyzed Alkyne-azide Cycloaddition of Nonplanar Polyaromatic Units
Published on: September 18, 2016
Fullerenes from aromatic precursors by surface-catalysed cyclodehydrogenation
Gonzalo Otero1, Giulio Biddau, Carlos Sánchez-Sánchez
1Instituto de Ciencia de Materiales de Madrid (CSIC), Cantoblanco, 28049 Madrid, Spain.
Researchers developed a new surface-catalyzed method for synthesizing fullerenes and triazafullerenes from aromatic precursors. This highly efficient process achieves nearly 100% yield, offering a controlled route to novel fullerene structures.
Area of Science:
- Chemistry
- Materials Science
- Nanotechnology
Background:
- Traditional graphite vaporization offers uncontrolled fullerene production.
- Controlled synthesis of specific fullerene derivatives remains challenging.
- Previous controlled methods were lengthy and low-yield.
Purpose of the Study:
- To develop an efficient and controlled method for fullerene and heterofullerene synthesis.
- To investigate surface-catalyzed reactions for fullerene formation.
- To enable the production of novel fullerene structures.
Main Methods:
- Utilized surface-catalyzed cyclodehydrogenation of aromatic precursors.
- Deposited precursors onto a platinum (111) surface.
- Heated the precursors to 750 K.
Main Results:
- Achieved near 100% yield for C(60) fullerene formation.
- Successfully synthesized the triazafullerene C(57)N(3).
- Demonstrated a highly efficient transformation of precursors to fullerenes.
Conclusions:
- Surface-catalyzed cyclodehydrogenation is a highly efficient route to fullerenes and heterofullerenes.
- This method allows for controlled synthesis of specific fullerene species.
- Potential for producing endohedral fullerenes by encapsulating guest species.
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