Pd-Free synthesis of dithienothiophene-based oligoaryls for effective hole-transporting materials by optimized Cu-catalyzed annulation and direct C

Pd-Free synthesis of dithienothiophene-based oligoaryls for effective hole-transporting materials by optimized Cu-catalyzed annulation and direct C–H arylation

Published:2022 Issue:10 Volume:9 Page:2821-2829
ISSN:2052-4129
Container-title:Organic Chemistry Frontiers
language:en
Short-container-title:Org. Chem. Front.

Author:

Tu Chen-Hsin¹,Lee Kun-Mu²,Chen Jui-Heng¹,Chiang Chia-Hua¹,Hsu Shen-Chieh¹,Hsu Ming-Wei¹,Liu Ching-Yuan¹^ORCID

Affiliation:

1. Department of Chemical and Materials Engineering, Central University, Jhongli District, Taoyuan 320, Taiwan, China

2. Department of Chemical and Materials Engineering, Chang Gung University/Department of Pediatrics, Chang Gung Memorial Hospital, Linkou, Taoyuan 333, Taiwan, China

Abstract

For the first time, [Cu]-catalyzed annulation and direct C–H/C–I couplings were used as key transformations to access new DTT-based hole-transporting materials (HTMs), CHC05–07. Perovskite solar cells with CHC07 display PCEs of up to 14.7%.

Funder

Ministry of Science and Technology, Taiwan

Chang Gung University

Chang Gung Memorial Hospital

Publisher

Royal Society of Chemistry (RSC)

Subject

Organic Chemistry

Link

http://pubs.rsc.org/en/content/articlepdf/2022/QO/D2QO00187J

Reference39 articles.

1. Dithienothiophenes at Work: Access to Mechanosensitive Fluorescent Probes, Chalcogen-Bonding Catalysis, and Beyond