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Designed Synthesis of a 2D Porphyrin‐Based sp2Carbon‐Conjugated Covalent Organic Framework for Heterogeneous Photocatalysis

Chen, Rufan, Shi, Ji‐Long, Ma, Yuan, Lin, Guiqing, Lang, Xianjun, Wang, Cheng·2019·Angewandte Chemie International Edition

Abstract

The construction of stable covalent organic frameworks (COFs) for various applications is highly desirable. Herein, we report the synthesis of a novel two‐dimensional (2D) porphyrin‐based sp 2 carbon‐conjugated COF (Por‐sp 2 c‐COF), which adopts an eclipsed AA stacking structure with a Brunauer—Emmett—Teller surface area of 689 m 2 g−1. Owing to the C=C linkages, Por‐sp 2 c‐COF shows a high chemical stability under various conditions, even under harsh conditions such as 9 m HCl and 9 m NaOH solutions. Interestingly, Por‐sp 2 c‐COF can be used as a metal‐free heterogeneous photocatalyst for the visible‐light‐induced aerobic oxidation of amines to imines. More importantly, in comparison to imine‐linked Por‐COF, the inherent structure of Por‐sp 2 c‐COF equips it with several advantages as a photocatalyst, including reusability and high photocatalytic performance. This clearly demonstrates that sp 2 carbon‐linked 2D COFs can provide an interesting platform for heterogeneous photocatalysis.

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Metadata

Authors
Chen, R., Shi, J., Ma, Y., Lin, G., Lang, X., & Wang, C.
Venue
Angewandte Chemie International Edition
Publisher
Wiley
Published
2019-04-04
Volume
58
Issue
19
Pages
6430-6434
ISSN
  • 1433-7851 (ISSN-L)
  • 1521-3773
OpenAlex
W2923917422
Cited by
697
References
1
FWCI
30.65
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Designed Synthesis of a 2D Porphyrin‐Based sp2Carbon‐Conjugated Covalent Organic Framework for Heterogeneous Photocatalysis. https://app.cochat.ai/papers/10.1002/anie.201902543
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Chen, R., Shi, J., Ma, Y., Lin, G., Lang, X., & Wang, C. (2019). Designed Synthesis of a 2D Porphyrin‐Based sp2Carbon‐Conjugated Covalent Organic Framework for Heterogeneous Photocatalysis. Angewandte Chemie International Edition. https://doi.org/10.1002/anie.201902543

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