On-surface synthesis and characterization of anti-aromatic cyclo [12] carbon and cyclo [20] carbon

L Sun, W Zheng, F Kang, W Gao, T Wang… - Nature …, 2024 - nature.com
Cyclo [n] carbons have recently attracted significant attention owing to their geometric and
electronic structures remaining largely unexplored in the condensed phase. In this work, we …

Tethering Three Radical Cascades for Controlled Termination of Radical Alkyne peri-Annulations: Making Phenalenyl Ketones without Oxidants

C Hu, L Kuhn, FD Makurvet, ES Knorr… - Journal of the …, 2024 - ACS Publications
Although Bu3Sn-mediated radical alkyne peri-annulations allow access to phenalenyl ring
systems, the oxidative termination of these cascades provides only a limited selection of the …

Aggregation-Induced Emission of Contorted Polycondensed Aromatic Hydrocarbons Made by Edge Extension Using a Palladium-Catalyzed Cyclopentannulation …

N Baig, S Shetty, R Tiwari, SK Pramanik… - ACS …, 2022 - ACS Publications
Contorted polycyclic aromatic hydrocarbons (PAHs), CPA1–2 and CPB1–2, bearing
peripheral five-membered rings were synthesized employing a palladium-catalyzed …

Zigzag‐Edged Polycyclic Aromatic Hydrocarbons from Benzo[m]tetraphene Precursors

B Yang, Y Gu, GM Paternò… - … A European Journal, 2023 - Wiley Online Library
A series of zigzag‐edged polycyclic aromatic hydrocarbons (PAHs)(Z1‐Z3) were
synthesized from 2, 12‐dibromo‐7, 14‐diphenyl‐benzo [m] tetraphene (9) as a versatile …

Biphenylene-containing polycyclic conjugated compounds

C Dengiz - Beilstein Journal of Organic Chemistry, 2023 - beilstein-journals.org
There has been a growing emphasis on the synthesis of polycyclic conjugated compounds,
driven by their distinct structural characteristics that make them valuable candidates for use …

Machine learning-assisted profiling of ladder polymer structure using scattering

L Ding, CH Tung, Z Cao, Z Ye, X Gu, Y **a… - arxiv preprint arxiv …, 2024 - arxiv.org
Ladder polymers, known for their rigid, ladder-like structures, exhibit exceptional thermal
stability and mechanical strength, positioning them as candidates for advanced applications …

Mechanistical Study on Substrate‐Controlled Highly Selective [2+ 2] and [2+ 3] Cycloaddition Reactions

J Wang, C Deng, Y Zhang, K Niu… - … A European Journal, 2024 - Wiley Online Library
Polycyclic conjugated hydrocarbons have acquired increased interests recently because of
their potential applications in electronic devices. On metal surfaces, the selective synthesis …

Overcrowded 14,14′‐Bidibenzo[a,j]anthracenes: Challenges in Syntheses and Atypical Property of Lacking Symmetry‐Breaking Charge Transfer (SBCT)

ML Pan, CH Hsu, YD Lin, BH Chen… - … A European Journal, 2024 - Wiley Online Library
Bidibenzo [a, j] anthracenes (BDBAs) were prepared by iridium‐catalyzed annulation of 5,
5′‐biterphenylene with alkynes. The molecular geometries of overcrowded BDBAs were …

Aryne‐Based Synthesis of Cyclobutadiene‐Containing Oligoacenes and Related Extended Biphenylene Derivatives

B Álvarez, J Janeiro, A Cobas… - Advanced Synthesis …, 2024 - Wiley Online Library
A previously undescribed aryne derived from a π‐extended biphenylene, 2, 3‐
didehydrobenzo [b] biphenylene, has been developed. The participation of this new aryne …

Contorted PAHs via Cycloaddition to Cyclobutadienoids

D Zhao, L Guo - Synfacts, 2022 - thieme-connect.com
Significance: Polycyclic aromatic hydrocarbons (PAHs) of various sizes and geometry, along
with their facile preparations, are crucial bases for organic materials science, especially …