Chiroptical properties of symmetric double, triple, and multiple helicenes

T Mori - Chemical Reviews, 2021 - ACS Publications
Helicenes have attracted considerable attention due to their inherent helical chirality and
extended π-conjugation. Recently, rapid progress has been witnessed in the preparation of …

The Scholl reaction as a powerful tool for synthesis of curved polycyclic aromatics

Y Zhang, SH Pun, Q Miao - Chemical Reviews, 2022 - ACS Publications
The past decade has witnessed remarkable success in the synthesis of curved polycyclic
aromatics through Scholl reactions which enable oxidative aryl–aryl coupling even in …

B, N-embedded double hetero [7] helicenes with strong chiroptical responses in the visible light region

JK Li, XY Chen, YL Guo, XC Wang… - Journal of the …, 2021 - ACS Publications
The development of helicene molecules with significant chiroptical responses covering a
broad range of the visible spectrum is highly desirable for chiral optoelectronic applications; …

π-Extended perylene diimide double-heterohelicenes as ambipolar organic semiconductors for broadband circularly polarized light detection

L Zhang, I Song, J Ahn, M Han, M Linares… - Nature …, 2021 - nature.com
Despite great challenges, the development of new molecular structures with multiple and
even conflicting characteristics are eagerly pursued for exploring advanced applications. To …

Amplification of dissymmetry factors in π-extended [7]-and [9] helicenes

Z Qiu, CW Ju, L Frédéric, Y Hu… - Journal of the …, 2021 - ACS Publications
π-Extended helicenes constitute an important class of polycyclic aromatic hydrocarbons with
intrinsic chirality. Herein, we report the syntheses of π-extended [7] helicene 4 and π …

Small size, big impact: recent progress in bottom‐up synthesized nanographenes for optoelectronic and energy applications

Z Liu, S Fu, X Liu, A Narita, P Samorì, M Bonn… - Advanced …, 2022 - Wiley Online Library
Bottom‐up synthesized graphene nanostructures, including 0D graphene quantum dots and
1D graphene nanoribbons, have recently emerged as promising candidates for efficient …

Synthesis of π-conjugated chiral organoborane macrocycles with blue to near-infrared emissions and the diradical character of cations

F Zhao, J Zhao, H Liu, Y Wang, J Duan… - Journal of the …, 2023 - ACS Publications
Highly emissive π-conjugated macrocycles with tunable circularly polarized luminescence
(CPL) have sparked theoretical and synthetic interests in recent years. Herein, we report a …

Expanded [2,1][n]Carbohelicenes with 15- and 17-Benzene Rings

M Toya, T Omine, F Ishiwari, A Saeki… - Journal of the …, 2023 - ACS Publications
Expanded carbohelicenes with structures fused to 15-and 17-benzene were successfully
synthesized. Establishing a new synthetic strategy is crucial to realize the development of …

Simple double hetero [5] helicenes realize highly efficient and narrowband circularly polarized organic light-emitting diodes

W Yang, N Li, J Miao, L Zhan, S Gong… - CCS …, 2022 - chinesechemsoc.org
Helicene-based emitters with unique inherent circularly polarized luminescence (CPL) are
promising yet remain a formidable challenge for highly efficient circularly polarized organic …

Perylene diimide-embedded double [8] helicenes

B Liu, M Böckmann, W Jiang… - Journal of the …, 2020 - ACS Publications
The rational design and modification of the helix is of significance for fully promoting
properties of configurationally stable materials for various applications in chiral science …