Circularly polarized luminescence in a Möbius helicene carbon nanohoop

J Malinčík, S Gaikwad, JP Mora‐Fuentes… - Angewandte Chemie …, 2022 - Wiley Online Library
We present the first helicene carbon nanoohop that integrates a [6] helicene into [7]
cycloparaphenylene. The [6] helicene endows the helicene carbon nanohoop with …

Pentafluorobenzene: Promising Applications in Diagnostics and Therapeutics

RR Nair, EW Seo, S Hong, KO Jung… - ACS Applied Bio …, 2023 - ACS Publications
Pentafluorobenzene (PFB) represents a class of aromatic fluorine compounds employed
exclusively across a spectrum of chemical and biological applications. PFBs are credited …

Cascade Synthesis of Benzotriazulene with Three Embedded Azulene Units and Large Stokes Shifts

Y Liang, S Wang, M Tang, L Wu, L Bian… - Angewandte …, 2023 - Wiley Online Library
We report here the one‐pot synthesis of benzo [1, 2‐a: 3, 4‐a′: 5, 6‐a′′] triazulene
(BTA), wherein three azulene units are embedded through a tandem reaction comprising …

Localized antiaromaticity hotspot drives reductive dehydrogenative cyclizations in bis-and mono-helicenes

Z Zhou, DT Egger, C Hu, M Pennachio… - Journal of the …, 2022 - ACS Publications
We describe reductive dehydrogenative cyclizations that form hepta-, nona-, and decacyclic
anionic graphene subunits from mono-and bis-helicenes with an embedded five-membered …

Dihydrophenanthrene Open-Shell Singlet Diradicals and Their Roles in the Mallory Photocyclization Reaction

EB Hulley, EL Clennan - Journal of the American Chemical …, 2024 - ACS Publications
A computational study (ωB97X-D/6-31G (d)) of the Mallory photocyclization reaction has
revealed that the well-established dihydrophenanthrene (DHP) intermediates can adopt …

Negative charge as a lens for concentrating antiaromaticity: using a pentagonal “defect” and helicene strain for cyclizations

Z Zhou, RK Kawade, Z Wei, F Kuriakose… - Angewandte Chemie …, 2020 - Wiley Online Library
Incorporation of a five‐membered ring into a helicene framework disrupts aromatic
conjugation and provides a site for selective deprotonation. The deprotonation creates an …

Synthesis of Aza[n]helicenes (n = 4–7) via Photocyclodehydrochlorination of 1-Chloro-N-aryl-2-naphthamides

L Váňa, M Jakubec, J Sýkora… - The Journal of …, 2022 - ACS Publications
A series of aza [n] helicenes (n= 4–7) was synthesized using a
photocyclodehydrochlorination of 1-chloro-N-aryl-2-naphthamides as a general synthetic …

π-Expanded [6] Helicene-Containing Nanographenes: Synthesis, Structures, and Chiroptical Properties

T Ye, Y Li, Y Shi, Y Che, B Leng, S Wang, J Xiao - Organic Letters, 2024 - ACS Publications
A family of chiral nanographenes bearing [6] helicene units has been synthesized via the
classical Scholl reaction. Inserting the [6] helicene unit into the parent nanographene …

Synthesis and docking calculations of tetrafluoronaphthalene derivatives and their inhibition profiles against some metabolic enzymes

M Erdoğan, P Taslimi, B Tuzun - Archiv der Pharmazie, 2021 - Wiley Online Library
Syntheses of tetrahydroepoxy, O‐allylic, O‐prenylic, and O‐propargylic
tetrafluoronaphthalene derivatives, starting from 1‐bromo‐2, 3, 4, 5, 6‐pentafluorobenzene …

Charge-transfer complexation: A highly effective way towards chiral nanoparticles endowed by intrinsically chiral helicene and enantioselective SERS detection

O Guselnikova, R Elashnikov, V Švorčík… - Sensors and Actuators B …, 2023 - Elsevier
An ordered chiral gold nanoparticle (AuNPs) array was prepared by the treatment of achiral
sphere-shaped gold nanoparticles endowed with electron-accepting dinitro-phenyl (DNP) …